Experts prefer Motorola MB7420 over Motorola SurfBoard SB6121
On 3 Jan 2025 (11 months ago) we went through 59 Modem expert endorsements .
Currently, Motorola MB7420 received 1 endorsement from Tom's Guide (30 Oct 2024). Meanwhile, Motorola SurfBoard SB6121 did not receive any endorsements this month.
| Rank | Change | Price | Modem | PC Guide  | Lifewire  | Wirecutter  | Tom's Guide  | Networks Hardware  | BestReviews  | HighSpeedInternet  | homeowner.com  | Popular Mechanics  | The Strategist  |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 | N/A | $60 |  Motorola MB7420 The Motorola MB7420 cable modem is a reliable and user-friendly option for users who prioritize speed, with a maximum download speed of 686 Mbps and a maximum upload speed of 123 Mbps, and is compatible with most major ISPs. | - | - | - | 3 | - | - | - | - | - | - |
| N/A | N/A | Check price |  Motorola SurfBoard SB6121 | - | - | - | - | - | - | - | - | - | - |
Curious to see this month's entire Modems ranking? It's here
Endorsement summary:
- On 30 Oct 2024 Tom's Guide ranked Motorola MB7420 as #3
Rank Modem Comment ... ... ... #3 out of 6 Motorola MB7420 The best cable modem for most people... ... ... Source: www.tomsguide.com
As can be seen below, in Jan 2025 neither Motorola SurfBoard SB6121 nor Motorola MB7420 were recommended by key experts who publish Modems recommendations.
| Rank | Change | Price | Modem | PC Guide | Lifewire | Wirecutter | Tom's Guide | Networks Hardware | BestReviews | HighSpeedInternet | homeowner.com | Popular Mechanics | The Strategist |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | - | $180 |  Arris Surfboard S33 The Arris Surfboard S33 is a high-speed cable modem with combined download speeds up to 3.5 Gbps, 32 downstream x 8 upstream DOCSIS 3.0 bonded channels, and two Ethernet ports, making it ideal for users who require fast and reliable internet connectivity for gaming, streaming, and other data-intensive activities. | 4 | 1 | 1 | 1 | - | - | - | 2 | 2 | - |
| 2 | - | $300 |  Netgear Nighthawk CM2000 The Netgear Nighthawk CM2000 is a high-speed cable modem that is compatible with all major cable internet providers, featuring DOCSIS 3.1 technology, 32x8 channel bonding, a powerful 1.5GHz dual-core Broadcom BCM3390 processor, and a 2.5 Gbps ethernet port, making it ideal for online gaming, streaming, and other high-bandwidth activities. | 1 | - | - | - | 2 | - | 3 | - | 6 | - |
| 3 | - | $45 |  Netgear CM500 The Netgear CM500 modem offers high-speed internet access, easy setup and management, parental controls, and compatibility with major cable internet service providers, but its reliability has received mixed reviews and users should consider purchasing an extended warranty. | 5 | 3 | - | 2 | 3 | - | - | - | - | 6 |
| 4 | - | $140 |  Arris SURFboard SB8200 The Arris SURFboard SB8200 is a high-performance cable modem that delivers fast and stable internet speeds of up to 2 Gbps, making it ideal for activities such as online gaming, streaming 4K video, or downloading large files, but requires a separate wireless router for Wi-Fi capability. | - | - | - | - | 5 | 3 | 2 | 7 | - |
9 |
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No expert reviews linked yet for Motorola SurfBoard SB6121.
Expert reviews [5]
Total expert reviews: 5
- with a score: 2
- without a score: 3
| Highest score by approvedmodems.org | 86 |
| Average score based on 5 reviews | 85 |
| Lowest score by TopTenReviews | 84 |
Score distribution:
| 80-100 | |
| 60-80 | |
| 40-60 | |
| 20-40 | |
| 0-20 |
From Seller:
- This 16x4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a faster, more reliable Internet.
- Cable modem's Ethernet port connects to a computer, HDTV, game station, or wireless router. (This Model MB7420 cable modem does NOT have a built-in wireless router and does not have a telephone adapter or phone jack. The Motorola MG7310, MG7315, MG7540 and MG7550 have a built-in wireless router.)
- Read more
MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0
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