Consumer Score
In comparison:
Netgear CM400 ranks #34 out of 97.
Go to rankings
7.8
Good
Consumer Score
In comparison:
Netgear CM600 ranks #4 out of 97. Very high levels of customer satisfaction.
Go to rankings
8.7
Great
Expand Hide

Experts recommend Netgear CM400 more than Netgear CM600

As of 5 Mar 2024, experts prefer Netgear CM400 over Netgear CM600, but both Modems have solid expert endorsements.

As per this month's meta ranking, Netgear CM400 received 1 recommendation: from The Strategist (18 Feb 2021). Netgear CM600 was also endorsed 1 times: by Tom's Guide (1 Feb 2024). However, experts generally ranked Netgear CM600 lower than Netgear CM400 in their articles, which caused it to rank lower in ReviewFinder ranking.

Rank Change Price Modem
The Strategist
PC Guide
Tom's Guide
Networks Hardware
BestReviews
HighSpeedInternet
approvedmodems.org
Lifewire
Wirecutter
Popular Mechanics
18
N/A $68
Netgear CM400
3
-
-
-
-
-
-
-
-
-
21
N/A $104
Netgear CM600
-
-
4
-
-
-
-
-
-
-

Curious to see this month's entire Modems ranking? It's here

About our ranking methodology

Endorsement summary:

  • On 18 Feb 2021 The Strategist ranked Netgear CM400 as #3
    Rank Modem Comment
    ... ... ...
    #3 out of 9 Netgear CM400
    Best cable modem for easy setup
    ... ... ...
    Source: nymag.com
  • On 1 Feb 2024 Tom's Guide ranked Netgear CM600 as #4
    Rank Modem Comment
    ... ... ...
    #4 out of 5 Netgear CM600
    Best cable modem for gigabit internet
    ... ... ...

After counting and adding up the 60 expert endorsements of the March rankings, Netgear CM400 outranks Netgear CM600. This is not to say that Netgear CM600 is a bad option. Like Netgear CM400, it is recommended by experts, but less.

Customers like Netgear CM600 noticeably more

At ReviewFinder we prefer to focus on professional product reviews, because customer reviews can be disproportionately affected by unrelated factors such as delivery, specific seller listing problems, and, of course, fake reviews. With that said, below is the summary of consumer sentiment.

Netgear CM400
Netgear CM600
Consumer score (CS) is a normalized computed representation of customers' sentiment towards a product.
CS of 10 is similar to a 4.8 star review, CS of 0 is similar to a 2 star review.

Netgear CM600, the pricier option, tends to get more favorable reviews than Netgear CM400.

As can be seen in the chart above, median best-selling modem receives a consumer score of 7.4 (good). Both Netgear CM400 and Netgear CM600 receive customer reviews that average out above that median threshold.

Netgear CM400
In comparison:
Netgear CM400 ranks #34 out of 97.
Go to rankings
7.8
Good
Netgear CM600
In comparison:
Netgear CM600 ranks #4 out of 97. Very high levels of customer satisfaction.
Go to rankings
8.7
Great
Median best-selling Modem
In comparison:
Netgear 4G LTE ranks #49 out of 97.
Go to rankings
7.4
Good





Netgear CM400 is more popular than Netgear CM600

It's fairly safe to say that Netgear CM400 is a more popular modem than Netgear CM600, based on its 7,000+ reviews. Popularity is determined based on product sales. Note that older and cheaper products tend to sell more.


To consider

Customers who view Netgear CM400 and CM600 often consider Netgear CM500, a more popular, cheaper option.
Table: Top compared alternatives for Netgear CM400 and CM600
Netgear CM500 $56
In comparison:
Netgear CM500 ranks #35 out of 97.
Go to rankings
7.8
Good
5 expert recommendations Cheaper More Popular
Motorola MB8600 $131
In comparison:
Motorola MB8600 ranks #18 out of 97. Very high levels of customer satisfaction.
Go to rankings
8.3
Great
2 expert recommendations More Popular
Netgear CM1000 $145
In comparison:
Netgear CM1000 ranks #9 out of 97. Very high levels of customer satisfaction.
Go to rankings
8.6
Great
4 expert recommendations More Popular
Motorola MB7621 $90
In comparison:
Motorola MB7621 ranks #10 out of 97. Very high levels of customer satisfaction.
Go to rankings
8.5
Great
3 expert recommendations More Popular
Find the best modem in Modem Finder
Critic Consensus Common points from expert reviews summarized.
As can be seen below, in Mar 2024 neither Netgear CM400 nor Netgear CM600 were recommended by key experts who publish Modems recommendations.
Rank Change Price Modem
The Strategist
PC Guide
Tom's Guide
Networks Hardware
BestReviews
HighSpeedInternet
approvedmodems.org
Lifewire
Wirecutter
Popular Mechanics
1
- $250
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
-
2
-
4
2
- $198
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
-
-
-
2
4
-
2
3
+2 $56
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.
6
-
3
3
-
-
-
6
1
-
4
-1 $100
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.
9
-
-
5
3
2
7
5
-
-
Show all rows
Expert Reviews There are people on the Internet whose job is to review products. Below are their opinions.

Expert reviews [1]

No critic scores
Total expert reviews: 1
  • with a score: 0
  • without a score: 1

Expert reviews [10]

88
Total expert reviews: 10
  • with a score: 2
  • without a score: 8
Highest score by TopTenReviews
90
Average score based on 10 reviews
88
Lowest score by dongknows.com
87

Score distribution:

80-100
60-80
40-60
20-40
0-20
From Seller:
  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • Read more
From Seller:
  • 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).Memory: 8 MB NOR flash and 128 MB RAM
  • Read more
Video Reviews Most popular unboxing/review videos.
No video reviews linked yet for Netgear CM400.
Netgear CM600 Review
Play video review
NETGEAR Cable Modem CM600 - Compatible with all Cable Providers including Xfinity
Review by jukyung
Play video review
NETGEAR Cable Modem CM600 DOCSIS
Play video review
From Manufacturer Manufacturer-provided product description, urls and documents.
EAN Numbers: 0606449111224
UPC Numbers: 606449111224
Model Numbers: CM400-1AZNAS
Loading price comparison chart...

Netgear CM400 is a very popular and one of the cheaper options. It's in the top 3 bestselling modems and has dozens of popular alternatives in the same price range, such as Motorola MB7420 or Netgear DM111P .

Netgear CM400 is $31.60 less expensive than an average modem ($99.99).

Netgear CM600 is a popular option in the middle of the modems price range. It's in the top 3 bestselling modems and has dozens of popular alternatives in the same price range, such as Netgear Nighthawk CM1200 or Netgear CM700 .

Netgear CM600 is $4.15 more expensive than an average modem ($99.99).

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