Best Computer Networking Modems Under $100 (2026)
We ranked modems under $100 by a composite value score using DOCSIS version, channel configuration, port features, brand reliability, and price
The Verdict
- Best Overall: Motorola MB7621 Cable Modem for up to 900 Mbps — pick: reliable DOCSIS 3.0 cable modem that balances solid throughput with broad ISP compatibility
- Best Premium: ARRIS SB8200 Cable Modem (DOCSIS 3.1) 1 Gbps — Best for future-proofing: DOCSIS 3.1 modem designed to handle gigabit-class cable internet with a clean, simple setup
Top Picks
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1
Best Overall Motorola MB7621 Cable Modem for up to 900 Mbps
pick: reliable DOCSIS 3.0 cable modem that balances solid throughput with broad ISP compatibility
Motorola MB7621 cable modem with 1 Gigabit Ethernet port for router connectivity. Enables faster and more reliable internet with a Full-Band Capture Digital Tuner. One customer notes it pays for itself in 7 months
- gigabit ethernet to router
- provider-approved compatibility
- capture tuner for reliability
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2
ARRIS SB6183 Cable Modem - DOCSIS 3.0 16x4 Gigabit
Best budget gigabit modem: DOCSIS 3.0 16x4 design delivering dependable single-gigabit connectivity for typical home use
DOCSIS 3.0 cable modem with 16 downstream and 4 upstream channels for gigabit speeds. Supports IPv4/IPv6 and is compatible with many US providers. Users note easy setup and value, with some reliability concerns over time
- DOCSIS 3.0 with 16x4 bonding
- Gigabit Ethernet port
- IPv4/IPv6 support
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3
ARRIS SB6183-RB Cable Modem (DOCSIS 3.0) 16x4
Best ultra-budget option: basic DOCSIS 3.0 16x4 gigabit-capable modem for simple cable internet setups
Cable modem with 1 Gbps port for multiple providers and easy setup. Customers note it works out of the box and delivers solid performance, with some experiencing failures after several months
- gigabit Ethernet port
- DOCSIS 3.0 16x4
- broad provider compatibility
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4
NETGEAR CM500 Cable Modem (DOCSIS 3.0) for Xfinity, Cox
Best for ISP compatibility: DOCSIS 3.0 modem known for smooth provisioning with major cable providers
DOCSIS 3.0 cable modem compatible with major providers, enabling rental-fee savings when paired with a router. Customers report reliable setup and good speed, though some compatibility notes exist
- rental-fee savings
- easy setup
- router compatibility
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5
ARRIS SBG10 Cable Modem Router Combo
Best combo for simplicity: integrated modem-router that streamlines setup for users who prefer an all-in-one device
DOCSIS 3.0 modem/router combo with 16x4 speeds and AC1600 WiFi. Helps reduce cable bill by owning your modem and supports multiple ISPs. Customer note cites mixed compatibility with Comcast/Xfinity
- two-in-one device (modem + router)
- compatible with many US providers
- saves on cable modem rental fees
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6
NETGEAR Nighthawk AC1900 DOCSIS 3.0 Modem Router Combo
Best Wi‑Fi combo balance: AC1900 modem-router that provides built-in wireless for small networks without extra hardware
All-in-one cable modem and WiFi router for major providers with easy setup via Nighthawk app. Customers note solid speed and broad coverage, with some connectivity issues mentioned
- works with major cable providers
- easy setup via app
- all-in-one modem router
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7
Hitron cable modem (DOCSIS 3.1) with 1 Gbps max speed
Best DOCSIS 3.1 value: modem-only unit offering DOCSIS 3.1 support and gigabit Ethernet for higher-speed plans
Cable modem only, requires a separate WiFi router. Single Gigabit Ethernet port; compatibility check with provider recommended. Customer insight notes easy setup and speed, with mixed connectivity experiences
- DOCSIS 3.1 modem
- gigabit Ethernet
- provider compatibility guidance
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8
Best Premium ARRIS SB8200 Cable Modem (DOCSIS 3.1) 1 Gbps
Best for future-proofing: DOCSIS 3.1 modem designed to handle gigabit-class cable internet with a clean, simple setup
DOCSIS 3.1 cable modem for high-speed internet, compatible with major providers. Easy setup with no built-in Wi-Fi. Customer feedback notes solid performance and reliability with some connectivity issues
- DOCSIS 3.1 tech
- 1 Gbps max speed
- certified for major providers
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9
4G LTE USB WiFi Dongle & Mobile Hotspot Router
Best portable connectivity: 4G LTE USB Wi‑Fi dongle and mobile hotspot solution for travel and temporary connections
Compact USB-powered dongle that creates a mobile WiFi hotspot from 4G LTE networks for laptop, tablet, or phone. Quick setup with portability for travel and business use
- pre-installed SIM card
- 4G LTE hotspot capability
- USB-powered portable modem
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10
NETGEAR 32x8 DOCSIS 3.1 Cable Modem for Xfinity/Cox
Best midrange DOCSIS 3.1: 32x8 DOCSIS 3.1 modem tailored for stable gigabit performance with major cable ISPs
DOCSIS 3.1 cable modem compatible with major providers, enabling up to 1 Gbps plans. easy setup and reliable connectivity noted by users, with some reports of mixed performance
- DOCSIS 3.1 hardware
- up to 1 Gbps compatibility
- broad provider compatibility