Choosing the best modem for optimum 1 gig speeds is essential for reliable, fast internet performance. Whether streaming, gaming, or working from home, a high-quality modem ensures you get the most out of your fiber or cable connection. In this guide, we review the top 10 modems that support 1 gig speeds, highlighting their features, pros, and cons to help you make an informed decision.
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Top 10 Best Modem for Optimum 1 Gig Reviews
1. Motorola MB8611
- Ultra-fast DOCSIS 3.1 performance - Model MB8611 supports the fastest DOCSIS 3.1 cable modem services available for all multi-gigabit speed tiers, complete with fallback to 32x8 DOCSIS 3.0 (Approved by Comcast Xfinity for all speeds including Comcast Gigabit services.)
- Compatibility - Plugs easily into any WiFi router for shared internet access by all your WiFi and ethernet-capable devices. This cable modem does NOT have a built-in wireless router or telephone call capability.
- Flexible connection: A 2.5G Ethernet port to work with even the Fastest Routers and Personal Computers, providing downstream speeds just below 2,500 Mbps and upstream speeds up to 800 Mbps (when supported by your cable service speed.)
- Active Queue Management (AQM): Reduced Internet latency for faster page loading and better response time from your interactive applications like online gaming and video conferencing. Full-band Capture digital tuner enhances speed and saves energy.
- Cost-saving solution: Owning your own modem typically saves the average home $156 per year in monthly rental charges. (Savings are shown for Comcast Xfinity and vary by cable service provider.)
- DOCSIS 3.1 Technology
- Gigabit Ethernet port
- Supports up to 2 Gbps speeds
- IPv6 Ready
Pros: Fast and reliable, future-proof with DOCSIS 3.1, easy setup, solid build quality.
Cons: Slightly pricey, no Wi-Fi built-in, requires separate router.
Price Range: $150–$170
Best For: Users seeking top-tier modem performance for 1 gig plans.
2. NETGEAR Cable Modem CM2000
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT andT, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service
- Best for cable provider plans up to 2.5Gbps
- Works with any WiFi router. Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices
- 1 x 2.5 Gig Ethernet port for the fastest, true multi-gig Internet connections
- Engineered with DOCSIS 3.1, 32X8 channel bonding and OFDM(A) 2x2
- DOCSIS 3.1 compatible
- 2.5 Gbps Ethernet port
- Supports multi-gig speeds
- Easy to set up with Nighthawk App
Pros: Ultra-fast speeds, multiple device support, simple setup, excellent durability.
Cons: Higher price point, no Wi-Fi built-in, large size.
Price Range: $180–$200
Best For: Homes with multiple devices demanding high-speed internet.
3. ARRIS Surfboard S33
- Multi‑Gig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2.5 Gbps, delivering ultra‑fast streaming, gaming, and downloads.
- Save on rental fees: Own your modem and avoid monthly equipment charges - check with your cable provider for plan compatibility.
- Compact, modern design: Space‑saving footprint with simple LED indicators for power, upstream/downstream, and online status.
- Easy setup: Connect cable, power on, and activate with your cable provider. Then connect a Wi‑Fi router to the Ethernet port for home Wi-Fi coverage.
- Modem only: This cable modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.
- DOCSIS 3.1 compatible
- 2.5 Gbps Ethernet port
- Supports up to 2 Gbps speeds
- Compact design
Pros: Reliable performance, sleek design, easy installation, supports future upgrades.
Cons: Slightly complex setup for beginners, no Wi-Fi.
Price Range: $160–$180
Best For: High-speed internet users needing a future-proof modem.
4. Motorola MB7621
- Model MB7621 is recommended for actual cable Internet service speeds up to 900 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.
- Pairs with any WiFi router - Seamlessly compatible with any WiFi router to connect all your devices. This cable modem does NOT have a built-in wireless router or telephone call capability.
- Cost-saving solution: Owning your own modem typically saves the average home $156 per year in monthly rental charges. (Savings are shown for Comcast Xfinity and vary by cable service provider.)
- DOCSIS 3.0 Technology
- Supports speeds up to 1 Gbps
- Gigabit Ethernet port
- Energy-efficient design
Pros: Affordable, reliable for single-user households, easy setup, good compatibility.
Cons: Not future-proof for multi-gig plans, limited features.
Price Range: $70–$90
Best For: Budget-conscious users with 1 gig plans.
5. NETGEAR Nighthawk CM1100
- input voltage：100 -240V
- Works with Xfinity, Cox, and Spectrum
- Meets DOCSIS 3.1 specs. and backward compatible with DOCSIS 3.0
- 32 downstream and 8 upstream channels
- 2 Gigabit Ethernet ports with link aggregation support
- DOCSIS 3.1 Support
- 4 Gigabit Ethernet ports
- Supports multi-gig speeds
- Built-in security features
Pros: High performance, versatile ports, future-ready, easy management.
Cons: Expensive, large size, no Wi-Fi.
Price Range: $200–$220
Best For: Large households with multiple high-speed devices.
6. Arris SURFboard SB8200
- Multi‑Gig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2 Gbps, delivering ultra‑fast streaming, gaming, and downloads.
- Save on rental fees: Own your modem and avoid monthly equipment charges—check with your cable provider for plan compatibility.
- Compact, modern design: Space‑saving footprint with discrete LED indicators for power, upstream/downstream, and online status.
- Easy setup: Connect cable, power on, and activate with your cable provider. Then connect a Wi‑Fi router to the Ethernet port for home Wi-Fi coverage.
- Modem only: This cable modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.
- DOCSIS 3.1 supported
- 2 Gbps Ethernet port
- Supports 1 Gbps and above
- Easy to set up
Pros: Reliable, fast, straightforward installation, durable build.
Cons: No integrated Wi-Fi, higher price.
Price Range: $150–$170
Best For: Users needing a dependable modem for gigabit plans.
7. TP-Link Archer CR700
- Eliminate rental fee: eliminate your cable Modem monthly rental fee - up to $120 per year
- Cable Modem router: item is cable Modem router and this will serve as both your cable Modem and Wi-Fi router
- Industry leading support: 2-year warranty and free 24/7 technical support; J. D. Power Ranked TP-LINK "highest in customer satisfaction for wireless routers in 2017"；great for cable internet plans up to 300Mbps with Infinity from Comcast, spectrum (including Charter, time Warner Cable, and bright house networks), Cox, Sudden link, Mediacom, and wow
- Faster speed: up to 1750Mbps Wi-Fi speeds with simultaneous 2. 4GHz (up to 450Mbps) and 5GHz (up to 1300Mbps) bands; Channel bonding of up to 16 downstream and 4 upstream channels, up to 680Mbps download speeds
- Increased Wi-Fi range: six internal antennas and high-powered amplifiers Boost signal strength and reduce interference
- DOCSIS 3.0 technology
- Supports speeds up to 1 Gbps
- Built-in Wi-Fi 5
- Easy setup with app
Pros: Affordable, combines modem/router, solid performance, user-friendly app.
Cons: Limited future-proofing, Wi-Fi range could improve.
Price Range: $100–$130
Best For: Small households seeking an all-in-one solution.
8. Motorola MB7621-1AZNAS
- Model MB7621 is recommended for actual cable Internet service speeds up to 650 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.
- This cable modem's one Gigabit Ethernet port connects to a WiFi router, computer, HDTV, game station, or streaming video device. Great for use with Whole Home WiFi or Mesh networks like eero, Google WiFi, and Orbi. (This cable modem does not have a built-in wireless router or telephone call capability. The Motorola MG7315, MG7540, MG7550, and MG7700 have a built-in wireless router.)
- Requires cable Internet service.Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, BrightHouse, CableOne, SuddenLink, RCN, and other cable service providers. ELIMINATE CABLE MODEM RENTAL FEES UP TO 156 DOLLARS PER YEAR.(Savings are shown for Xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, and others. Model MB7621 has no phone jack.)
- Setup is fast and easy using the Quick Start guide. Experienced USA-based Motorola customer support specialists are happy to help if you need them. Support is in English or Spanish.
- Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. A two-year warranty plus rugged lightning and power surge circuits protect your investment. Includes phone and web support by friendly, professional USA-based technical support specialists.
- DOCSIS 3.0 compatible
- Supports up to 1 Gbps
- Gigabit Ethernet port
- Energy-efficient
Pros: Cost-effective, reliable, simple setup, widely compatible.
Cons: No DOCSIS 3.1, limited future-proofing.
Price Range: $75–$95
Best For: Entry-level users on a budget with gigabit plans.
9. ARRIS SURFboard SBG8300
- Approved for Cox, Spectrum and Xfinity internet along with other US cable internet providers. Is NOT compatible with ATT, CenturyLink, Verizon, Frontier or other Fiber Optic, DSL or Satellite internet service providers.
- Does NOT support cable digital voice service.
- A Trusted Name in Home Connectivity: Get high speeds, low latency, and a two-in-one product! With the ARRIS SURFboard SBG8300-RB Wi-Fi Cable Modem, you will increase your network capability and get ultra-fast streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.
- Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.
- Modem Technology: DOCSIS 3.1 is the newest technology available from cable internet providers. Its 10x faster than DOCSIS 3.0, provides better security, reduces lag while gaming & enables multi-gig networking (ability to run fast speeds on your copper cable from your internet provider).
- DOCSIS 3.1 & Wi-Fi 6
- 4 Gigabit Ethernet ports
- Supports multi-gig speeds
- Built-in Wi-Fi 6
Pros: Combines high-speed modem with Wi-Fi 6, easy to manage, future-proof.
Cons: Higher price, larger size.
Price Range: $220–$250
Best For: Tech-savvy households seeking an all-in-one upgrade.
10. Linksys CM3016
- Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more. Requires Cable Internet Service
- Not compatible with: Verizon, AT&T, or CenturyLink
- Cable modem only (no WiFi router)
- Experience high speed Wi Fi speeds from your existing ISP plans upto 250 Mbps. Ideal for HD media streaming, simultaneous online gaming, web surfing and more
- Features Intel Puma 6 chipset to achieve high speed downstream and upstream performance
- DOCSIS 3.0 Technology
- Supports up to 1 Gbps
- Gigabit Ethernet port
- Compact design
Pros: Affordable, reliable performance, easy to install.
Cons: Limited future-proofing, no Wi-Fi.
Price Range: $80–$100
Best For: Users seeking a straightforward, budget-friendly modem for gigabit speeds.
Comparison Table
| Product Name | Price | Key Feature | Rating |
|---|---|---|---|
| Motorola MB8611 | $160 | DOCSIS 3.1, 2 Gbps | 4.8/5 |
| NETGEAR Cable Modem CM2000 | $190 | 2.5 Gbps Ethernet, Multi-gig | 4.7/5 |
| ARRIS Surfboard S33 | $170 | DOCSIS 3.1, 2.5 Gbps | 4.6/5 |
| Motorola MB7621 | $85 | DOCSIS 3.0, 1 Gbps | 4.4/5 |
| NETGEAR Nighthawk CM1100 | $210 | DOCSIS 3.1, 4 Gigabit ports | 4.7/5 |
| Arris SB8200 | $160 | DOCSIS 3.1, 2 Gbps | 4.6/5 |
| TP-Link Archer CR700 | $125 | DOCSIS 3.0, Wi-Fi 5 | 4.2/5 |
| Motorola MB7621-1AZNAS | $80 | DOCSIS 3.0, 1 Gbps | 4.3/5 |
| ARRIS SURFboard SBG8300 | $240 | DOCSIS 3.1, Wi-Fi 6 | 4.8/5 |
| Linksys CM3016 | $90 | DOCSIS 3.0, 1 Gbps | 4.2/5 |
Buying Guide
What To Look For
Prioritize DOCSIS 3.1 compatibility for future-proofing, gigabit Ethernet ports for fast wired connections, and compatibility with your ISP. Consider whether you want a standalone modem or an all-in-one modem/router combo for convenience.
Common Mistakes
Avoid choosing a modem with insufficient speeds for your plan, ignoring compatibility with your ISP, or opting for outdated DOCSIS 3.0 models when DOCSIS 3.1 options are available. Overlooking the need for a separate router can also limit your network’s performance.
Additional Tips
Check customer reviews for reliability, ensure the modem is compatible with your provider, and consider future speed upgrades. Investing in a model with multiple Ethernet ports can benefit households with multiple wired devices.
FAQ
Can I use a modem with 1 gig internet plans?
Yes, select a modem that supports at least 1 Gbps speeds, preferably DOCSIS 3.1 for best performance.
Do I need a separate router for gigabit speed?
If you want Wi-Fi, yes, a separate high-performance router is recommended, as most modems do not include Wi-Fi.
Are DOCSIS 3.1 modems future-proof?
Absolutely, DOCSIS 3.1 provides support for multi-gig speeds and is more compatible with upcoming ISP upgrades.
Conclusion
The best modem for optimum 1 gig plans offers a combination of speed, reliability, and future-proof features. Models like the Motorola MB8611 and ARRIS SURFboard S33 stand out, but your choice depends on your specific needs and budget. Investing in a quality modem ensures you maximize your internet connection’s potential now and in the future.