Unlocked 4G LTE WiFi Router, SIM Card Slot & 4 Antennas
5.0Editor score
Strong & Stable Wifi Coverage
High Speed 4g Lte Connection
Versatile & High-performance
In this guide
Finding reliable internet in remote areas or as a backup solution requires a robust 4G LTE router with SIM card slot. These devices transform cellular signals into strong Wi-Fi networks, ensuring you stay connected wherever coverage exists.
We evaluated ten top-rated models based on performance, carrier compatibility, and ease of setup. Our analysis covers download speeds, antenna design, and security features to help you choose the right router for your specific needs.
Each pick highlights key strengths and ideal use cases for different users. Note that prices and availability fluctuate frequently, so check current listings before making a purchase decision to ensure you get the best deal.
Top 3 Picks for Best 4G LTE Router with SIM Card Slot
Cudy 4G AC1200 4-Port Wi-Fi 5 Dual-Band Router with SIM Slot, LT500
4.3Editor score
Dual-Band Wi-Fi 5 Performance
Comprehensive VPN & WAN Failover
4G LTE Cat 4 Connectivity
GL.iNet GL-X2000 Spitz Plus 4G LTE CAT 12 Wi-Fi 6 Dual-SIM Router, NA Only
4.2Editor score
Fast Wi-Fi 6, 3000M wireless speed
Dual-SIM with Single Standby
4G LTE CAT 12
Top 10 Best 4G LTE Router with SIM Card Slot in 2026 Compared
This side-by-side comparison highlights the key specifications and features of the top ten 4G LTE routers with SIM card slots available today. Review these details to identify which model aligns best with your connectivity requirements.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Cudy LT500
Dual-Band Wi-Fi 5
Cat 4 LTE Up to 150Mbps
4 Ethernet Ports
WAN Failover Support
4.3Editor score
Editor's Choice
GL.iNet Spitz Plus
Wi-Fi 6 Support
Cat 12 LTE
Dual-SIM Capable
Multi-WAN Load Balancing
4.2Editor score
Best Premium
Dual Band 4G LTE Router
AC1200 Wi-Fi Speeds
6 Antenna Design
Up to 150Mbps
Automatic Network Switching
4.7Editor score
Unlocked 4G LTE WiFi Router
4x 5dBi Antennas
Up to 150Mbps
300Mbps Wireless
Compact ABS Design
5.0Editor score
N300 WiFi Unlocked Router
N300 Dual-Band
Cat 4 LTE
Mesh Capability
4 Ethernet Ports
3.8Editor score
NRadio AC1200 Router
AC1200 Wi-Fi
6 Built-in Antennas
Up to 150Mbps
Wired and Cellular Backup
N300 Single Band Router
Single Band Wi-Fi
300Mbps Wireless
Up to 150Mbps
5dBi High Gain Antennas
4.0Editor score
TP-Link TL-MR100
Wireless N Router
Up to 150Mbps
2 Detachable Antennas
UK Spec with Adapter
4.1Editor score
MOFI4500-4GXeLTE
Dual Upgraded Antennas
Wide Band Support
Wi-Fi Repeater Mode
Compatible with Major Carriers
4.3Editor score
C910 Wireless Router
300Mbps Wireless
Up to 150Mbps
Router/AP/Repeater Modes
4 Non-detachable Antennas
3.9Editor score
1. Cudy LT500 – Best Overall 4G LTE Router with SIM Card Slot
Cudy 4G AC1200 4-Port Wi-Fi 5 Dual-Band Router with SIM Slot, LT500
Cat 4 LTE Connectivity
Dual-Band Wi-Fi 5
4 Fast Ethernet Ports
WAN Failover Included
The Cudy LT500 stands out as the top choice for users seeking a balance of performance and reliability. It offers Cat 4 LTE connectivity with speeds up to 150 Mbps, ensuring smooth streaming and video calls. The dual-band Wi-Fi 5 performance delivers 867+300 Mbps across the network.
Pros
- Reliable Cat 4 speeds
- Dual-band performance
- Built-in VPN support
- Automatic WAN failover
- Compact design
Cons
- Limited to Cat 4 speeds
- No USB port
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Its standout feature is the comprehensive VPN support, including WireGuard and OpenVPN, which secures your traffic effectively. The automatic WAN failover ensures your internet stays alive even if your primary connection drops. This makes it ideal for remote offices or homes needing redundancy.
While it lacks USB ports and advanced Cat 12 speeds, these trade-offs are acceptable for its price point. The compact design with external antennas provides solid LTE reception without taking up much space. It supports major carriers worldwide, making it versatile for travelers.
Buy this router if you need a dependable backup solution or primary internet in areas with good cellular coverage. Its ease of use and strong security features make it a great investment for small businesses or households prioritizing uptime.
Seamless Backup Connectivity
Automatic WAN failover switches to cellular when primary internet drops, keeping critical connections alive without interruption.
Secure Network Traffic
Built-in WireGuard and OpenVPN encrypt all network traffic, protecting your data when connecting to public networks.
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2. GL.iNet Spitz Plus – Best Premium 4G LTE Router with SIM Card Slot
GL.iNet GL-X2000 Spitz Plus 4G LTE CAT 12 Wi-Fi 6 Dual-SIM Router, NA Only
Wi-Fi 6 Performance
Cat 12 LTE Speeds
Dual-SIM Flexibility
Multi-WAN Support
The GL.iNet Spitz Plus represents the premium tier of 4G LTE routers with SIM card slots. It features Wi-Fi 6 for wireless speeds up to 3000 Mbps and Cat 12 LTE for enhanced cellular performance. This router is perfect for demanding users in urban areas.
Pros
- Fast Wi-Fi 6 speeds
- Cat 12 LTE with aggregation
- Dual-SIM selection
- Load-balancing capabilities
- SMA antenna connectors
Cons
- Higher price point
- Limited to North America
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Its Dual-SIM capability allows you to select the stronger ISP connection, while Multi-WAN technology distributes bandwidth across multiple methods like Ethernet and cellular. The four SMA connectors let you attach external antennas for better signal reception in challenging environments.
The main drawback is its higher cost and North America-only cellular function. However, the performance gains from Wi-Fi 6 and carrier aggregation justify the investment for those who need top-tier speed and reliability. It supports over 30 VPN services for added security.
Choose this router if you require maximum speed and have a flexible budget. It is ideal for tech enthusiasts, remote workers in cities, or businesses needing robust connectivity with advanced failover and load-balancing features.
Enhanced Cellular Speeds
Cat 12 LTE with DL 3CA technology enhances download speeds by increasing bandwidth availability significantly.
Flexible Network Options
Dual-SIM and Multi-WAN let you balance bandwidth across Ethernet, repeater, and cellular connections easily.
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3. Unlocked 4G LTE WiFi Router – Best Budget 4G LTE Router with SIM Card Slot
Unlocked 4G LTE WiFi Router, SIM Card Slot & 4 Antennas
4x 5dBi Antennas
Up to 150Mbps
300Mbps Wireless
Compact Design
This unlocked router offers exceptional value for budget-conscious users needing reliable cellular internet. It provides download speeds up to 150 Mbps and upload speeds up to 50 Mbps, suitable for streaming and browsing. The four high-performance antennas ensure coverage up to 200 meters.
Pros
- Excellent price
- Stable WiFi coverage
- Simple setup
- Durable ABS casing
- High compatibility
Cons
- Basic feature set
- No dual-band Wi-Fi
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Its ease of setup is a major plus; simply insert the SIM card and power on. The eco-friendly ABS material ensures durability, and the compact design makes it portable. It supports various LTE bands for Europe and Asia, though checking compatibility is essential.
While it lacks advanced features like dual-band Wi-Fi or VPN support, it excels at its core function. The strong stable signal and low cost make it a practical choice for temporary setups or basic home use. Just ensure your SIM card supports the required bands.
Buy this router if you need a cost-effective solution for mobile internet without extra frills. It is great for travelers, renters, or anyone needing a quick backup connection in areas with decent cellular signal.
Wide Signal Coverage
Equipped with 4 high-performance 5dbi antennas, this router provides exceptional wifi coverage up to 200 meters.
Simple User Experience
Simply insert a compatible sim card, power on the router, and enjoy internet access without complex configuration.
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4. Dual Band 4G LTE Router – Solid Mid-Range Option
Dual Band 4G LTE Router with SIM Card Slot
AC1200 Wi-Fi Speeds
6 Antenna Design
Up to 150Mbps
Automatic Network Switching
This dual-band router delivers AC1200 Wi-Fi speeds with up to 150 Mbps LTE downloads. Its six high-performance antennas enhance signal strength and coverage significantly. It supports 32 devices simultaneously, making it suitable for homes with many connected gadgets.
Pros
- Strong signal with 6 antennas
- Dual-band Wi-Fi
- Automatic failover
- Easy setup
- High device capacity
Cons
- Carrier limited to AT&T/T-Mobile
- No WAN port for modem
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The automatic network switching ensures you stay online even if your broadband disconnects. Setup is straightforward with plug-and-play functionality. It works with AT&T and T-Mobile only, so verify carrier support before purchasing. The price offers good value for the features included.
The limitation to two carriers might not suit everyone. However, the antenna design compensates with reliable reception. It is a solid choice for those needing a stable home internet solution without complex configurations or high costs.
Choose this router if you are on AT&T or T-Mobile and need strong coverage. It is ideal for families wanting uninterrupted streaming or gaming with a reliable backup connection option.
Enhanced Signal Strength
Features 6 high-performance antennas that enhance signal strength and provide wider coverage throughout your home.
Uninterrupted Connection
Automatically switches to the 4G network when the broadband network is disconnected.
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5. N300 WiFi Unlocked Router – Versatile Mobile Solution
N300 WiFi Unlocked 4G LTE Modem Router with SIM Card Slot
N300 Dual-Band
Cat 4 LTE
Mesh Capability
4 Ethernet Ports
The N300 offers wide compatibility with major providers like AT&T and T-Mobile. It provides Cat 4 LTE speeds up to 150 Mbps and N300 dual-band wireless. Four high-gain antennas expand signal reach throughout houses. This unit is designed for vacation cabins or remote offices.
Pros
- Wide carrier compatibility
- 4 Ethernet ports
- Mesh capability
- High-gain antennas
- Plug-and-play
Cons
- Lower user rating
- Older wireless standard
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It includes advanced security features and mesh capability for network expansion. The web interface makes management easy. However, user feedback suggests some connectivity inconsistencies compared to newer models. It remains a useful tool for basic backup needs.
While the mesh feature is a nice addition, performance may vary by location. Ensure your plan supports TTL settings for Verizon if applicable. Overall, it balances functionality and affordability for users needing simple cellular routing.
Buy this router if you need broad carrier support and wired connections. It is best for remote properties where reliable backup internet is more important than cutting-edge speed.
Wide Carrier Support
Works with major 4G providers including AT&T and T-Mobile with download speeds up to 150Mbps.
Network Expansion
Mesh capability allows seamless roaming network expansion across rooms for better coverage.
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6. NRadio AC1200 – Reliable North American Option
4G LTE Router, NRadio AC1200 WiFi 5 Router with SIM Card Slot(NA Only)
AC1200 Wi-Fi
6 Built-in Antennas
Up to 150Mbps
Wired and Cellular Backup
The NRadio C2000 converts 4G signals to Wi-Fi with AC1200 speed. It includes 6 built-in antennas for better signal quality and supports up to 16 devices. It prioritizes wired broadband stability and switches to cellular only when needed. This makes it efficient for backup scenarios.
Pros
- Dual backup options
- 6 antennas
- Easy setup
- Slim design
- 16 device capacity
Cons
- Only for USA use
- Firmware may require upgrade
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Setup is simple with two easy steps: insert SIM and plug in power. The slim compact design is ideal for travel. However, it is strictly for US use and requires the latest firmware for best performance. Check IMEI modification rules before purchase.
The lack of US availability outside North America limits its global appeal. But within the US, its reliable backup system provides peace of mind. It is a good choice for temporary internet solutions.
Choose this router if you need a straightforward backup system in the US. It suits travelers or homes needing flexible connectivity options without high costs.
Dual Backup Options
Dual backup options—Wired and Cellular. Prioritize the stability of wired broadband, seamlessly transitioning to wireless cellular access if a wired connection falters.
Compact Design
Its slim and compact design makes it an ideal companion for travel, ensuring high-quality signal transmission.
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7. N300 Single Band Router – Simple and Cost-Effective
N300 Single Band Unlocked 4G LTE Modem Router
Single Band Wi-Fi
300Mbps Wireless
Up to 150Mbps
VPN Support
This single-band router offers basic connectivity with 300 Mbps Wi-Fi and up to 150 Mbps LTE downloads. It supports 32 devices and includes 5dBi antennas for better reception. An integrated WAN port allows connection to modems. The setup process is designed to be straightforward for beginners.
Pros
- Simple setup
- 5dBi antennas
- VPN support
- WAN port included
- Easy for beginners
Cons
- Single band limitation
- Basic features
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It includes VPN functionality for secure private internet connections. While it lacks advanced dual-band capabilities, it performs well for basic browsing and streaming. The automatic switching to 4G ensures uninterrupted network availability during broadband outages.
Users should note compatibility limitations with specific carriers like AT&T and T-Mobile. This unit is best for light users needing reliable internet. It avoids extra equipment costs with its compact form.
Buy this router if you want simplicity without sacrificing security. It is suitable for small offices or homes needing secure, dependable internet in areas with good cellular coverage.
Uninterrupted Network
Automatically switch to the 4G network when the broadband network is disconnected.
Secure Connections
Supports VPN functionality to ensure secure and private internet connections for all your connected devices and online activities.
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8. TP-Link TL-MR100 – International Friendly Router
TP-Link TL-MR100 300Mb Wireless N 4G LTE WiFi Router with SIM Slot TPLink
Wireless N Router
Up to 150Mbps
2 Detachable Antennas
UK Spec with Adapter
This TP-Link router shares internet with up to 32 Wi-Fi devices. It supports download speeds of up to 150 Mbps and comes with two detachable advanced LTE antennas for stable connections. The UK spec includes a Type G plug with a US adapter provided for versatility.
Pros
- Global SIM compatibility
- 32 device support
- 2 external antennas
- No configuration needed
- Flexible LAN/WAN
Cons
- UK plug included
- Older wireless standard
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Compatibility with SIM cards in over 100 countries makes it ideal for international travel. You simply plug in a SIM card and play without configurations. The Wi-Fi router mode allows flexible access via Ethernet for backup options.
It uses an older Wireless N standard, which may limit modern speeds. However, its reliability and global compatibility stand out. It is a trusted choice for travelers needing a familiar brand name.
Choose this router if you travel frequently or need a simple plug-and-play solution. It is perfect for vacations abroad or temporary setups where broad SIM compatibility is essential.
International SIM Support
Compatibility of SIM cards in 100+ countries are assured by years of field tests.
Flexible Access
Plug an Ethernet cable into the LAN/WAN port for flexible access as a backup option if you can't get a 4G connection.
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9. MOFI4500 – Wide Band Support Router
MOFI4500-4GXeLTE-SIM8-V3 4G/LTE Router with Dual Upgraded Cell Antennas
Dual Upgraded Antennas
Wide Band Support
Wi-Fi Repeater Mode
Compatible with Major Carriers
This MOFI router works with major U.S. carriers like AT&T, T-Mobile, and Verizon. It includes two upgraded cellular performance antennas for better range. The wide supported LTE bands ensure broad coverage across networks. It offers secure fast connectivity for rural and mobile applications.
Pros
- Includes upgraded antennas
- Compatible with Verizon
- Supports many LTE bands
- Repeater mode available
- Secure fast connectivity
Cons
- Higher price
- Limited Wi-Fi details
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It also features built-in Wireless Repeater Mode to extend your network range. While exact Wi-Fi speeds are not detailed, the emphasis is on LTE performance. The device must be carrier-unlocked for full functionality. This makes it versatile for various carriers.
The higher price reflects the inclusion of specialized antennas and wide band compatibility. It is a solid option for users needing to connect to multiple carrier networks. Just ensure you unlock the device before activation.
Buy this router if you need wide band support and include Verizon in your network options. It suits rural users or businesses requiring dependable cellular internet with extended range.
Wide Band Support
Supported LTE Bands: 2, 4, 5, 7, 12, 13, 14, 17, 25, 26, 41, 42, 43, 48, 66, 71.
Extended Range
Includes 2 x MOFI-UWMB-MAXRANGE1 Upgraded Cellular Performance Antenna.
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10. C910 Wireless Router – Versatile Multi-Mode Option
4G LTE Wireless Router with SIM Card Slot Unlocked 300Mbps Wireless Mobile WiFi Hotspot with Antenna for B2/B4/B5/B12/B13/B17/B18/B25, Sim Card Router Support T-Mobile AT&T
300Mbps Wireless
Up to 150Mbps
Router/AP/Repeater Modes
4 Non-detachable Antennas
The C910 router converts 4G to Wi-Fi hotspot with up to 300 Mbps wireless speed. It covers 300-500 meters and connects up to 32 devices. It supports Router, AP, and Repeater Modes for flexible network setup. The independent 12V/2A power adapter ensures continuous supply.
Pros
- Multiple working modes
- Supports major US carriers
- Stable WiFi performance
- 12V 2A power adapter
- 32 device capacity
Cons
- Limited to US bands
- No roaming support
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It works with AT&T and T-Mobile bands for US use. The built-in non-detachable antennas prevent interference and ensure stable transmission. Setup is easy with web interface management. Roaming services and virtual SIMs are not supported on this device.
While it offers great versatility in modes, its carrier compatibility is limited to US providers. This makes it suitable for home or office use. The power adapter adds reliability for long-term use.
Choose this router if you need flexible networking modes and US carrier support. It is ideal for households wanting to extend existing wireless networks with cellular connectivity.
Multiple Working Modes
Supports Router Mode, AP Mode and Repeater Modes. Repeater Mode can amplify and extend WiFi coverage of existing wireless networks.
Stable Performance
The router with detachable antenna connects up to 32 devices, handles the demands of every device in your home.
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Buying Guide – How to Choose the Best 4G LTE Router with SIM Card Slot
Selecting the right 4G LTE router with SIM card slot requires understanding several key factors that affect performance and compatibility.
Carrier Compatibility and Frequency Bands
Ensure the router supports the LTE bands used by your carrier. AT&T and T-Mobile use different bands than Verizon. Verify compatibility before buying to avoid connectivity issues or throttling.
Always check the band list in the product details against your carrier's network map for your region.
Download and Upload Speeds
Cat 4 routers offer up to 150 Mbps, while Cat 12 routers can reach gigabit speeds. Higher categories provide better performance for multiple users and heavy usage like 4K streaming.
Choose a Cat 4 router for basic needs or Cat 12 for demanding applications requiring faster throughput.
Wi-Fi Standard and Coverage
Wi-Fi 5 and Wi-Fi 6 offer different speeds and capacity. Look for dual-band support to separate 2.4GHz and 5GHz traffic. Antenna count and design impact signal strength and coverage range.
Opt for dual-band routers with external antennas for better performance in larger spaces.
WAN Failover and Backup Features
WAN failover ensures automatic switching to cellular if your primary internet fails. This is essential for businesses and remote homes needing constant connectivity. Check if the router supports load balancing across connections.
Prioritize models with automatic failover if uptime is critical for your work or home.
Security and VPN Support
Built-in VPN clients or servers protect your data over public networks. Look for support of protocols like OpenVPN and WireGuard. This adds a layer of privacy especially when traveling or working remotely.
Select routers with strong security features if you handle sensitive data on the network.
Ease of Setup and Management
Plug-and-play functionality simplifies initial setup without technical expertise. A user-friendly web interface or app makes network management easier. Ensure APN settings can be modified if required by your carrier.
Choose models with intuitive interfaces to reduce configuration time and frustration.
Port Options and Connectivity
Wired Ethernet ports connect devices like desktop PCs and cameras directly. Most routers offer 1 to 4 ports. Some support USB for storage or printer sharing though this is less common in mobile routers.
Count your wired device needs to decide how many Ethernet ports are necessary.
Antenna Design and Signal Strength
High-gain antennas improve signal reception and stability. Detachable antennas allow upgrades or external mounting. Fixed antennas are convenient but limit customization options for better reception in weak signal areas.
Look for routers with at least 4 high-gain antennas for reliable performance in remote locations.
How to Use and Care for Your 4G LTE Router with SIM Card Slot
First, insert the SIM card into the designated slot ensuring the orientation matches the diagram. Power on the router and wait for the network indicator to confirm cellular signal connection. Access the admin interface using the IP address provided in the manual to configure settings.
Second, configure your Wi-Fi network name and password for security. Set up APN settings if required by your carrier to enable mobile data. Connect your devices to the network via Wi-Fi or Ethernet cable as needed.
Third, place the router in an open area away from obstructions to maximize signal. Update the firmware regularly for security patches. Monitor data usage through the admin panel to avoid exceeding your plan limits.
Frequently Asked Questions
Do I need a specific data plan for these routers?
Most routers work with any SIM card that has data access. However, some carriers require specific mobile hotspot plans. Contact your carrier to ensure your plan allows tethering or mobile data sharing for best results.
Can these routers work internationally?
Some models support multiple global bands but many are region-locked. Check the device's frequency bands against the target country's network. Using a local SIM card often improves performance when traveling.
What is the difference between Cat 4 and Cat 12 routers?
Cat 4 routers offer up to 150 Mbps speeds while Cat 12 supports much faster speeds using carrier aggregation. Cat 12 provides better performance for multiple users or high-bandwidth tasks but costs more.
Can I use a physical SIM card or eSIM?
Most 4G routers with SIM slots accept physical nano or micro SIM cards. eSIM support is rare on these devices. Check product details carefully if you rely on eSIM technology.
How do I know if the router is unlocked?
Look for unlocked in the product title or description. If not specified, verify with the seller. An unlocked router accepts SIM cards from any carrier within compatible frequency bands.
Is it possible to connect multiple routers for coverage?
Many routers support repeater or mesh modes to extend network range. You can link multiple units to cover larger areas. Check the manual for specific configuration steps on your model.
Do these routers support IPv6?
Most modern 4G routers support IPv6 for future-proofing. This ensures compatibility with newer network protocols. Verify in the specs if your ISP requires IPv6 for your connection.
Final Thoughts on Choosing the Best 4G LTE Router with SIM Card Slot
Our top picks highlight the Cudy LT500 for overall performance, the GL.iNet Spitz Plus for premium features, and the Unlocked 4G LTE WiFi Router for budget efficiency. Each model serves different user needs effectively based on speed, coverage, and cost.
Prioritize carrier compatibility and failover features if you rely on this connection for work or critical internet. Balancing antenna quality and Wi-Fi standards will ensure a stable network regardless of your environment.
Prices and stock change frequently so check current listings before buying. Compare these top models to find the right balance of speed and reliability for your home or business needs.