Echo · Updated June 2026
CS-400: full specs
CS-400. Every price and spec below is linked to its source and dated — no guesses.
Source: echo-usa.com verified ✓ corroborated verify in ledger
The CS-400 has no published US price yet. It earns a Silver Deskmark — 46/100 pay-blind standing, #5 of 16 in class.
Verified Jun 19, 2026 · figures linked to their source in the table below
- Best for Near-perfect balance and ergonomics with the standard 18-inch bar; Very easy starting via i-30 system, typically two quick pulls.
- Skip if Very loud at full throttle (~107 dB); hearing protection required is a dealbreaker.
Is the CS-400 a good buy?
On the spec sheet, its bar length of 18 in is above the median of the 18, and its weight of 10.1 lb is below the median of the 16.
Evidence of Record
Our data- Independent labsmeasured it
- 1
- Physical metricsrecorded
- 1
- Outlets on recordall tested
- 1
One independent lab measured this product across 1 physical metric — noise. These numbers rest on a single hands-on source so far.
Review consensus · sourced & dated
What reviewers say about the CS-400
Only one whitelisted tester, Pro Tool Reviews, published a genuine hands-on field test of the exact Echo CS-400 18-inch; other coverage (Consumer Reports, enthusiast blogs) fell off-whitelist and was excluded. Two professional tree-trimmers rated performance 9/10, praising the tool's perfect balance, easy two-pull i-30 starting and butter-smooth cutting through a palm stump, decking and small trees. The flags are loud ~107 dB full-throttle operation that demands hearing protection, a Value score of only 7/10 on price, and the tester's own caveat that long-term reliability was not assessed.
Based on 1 review · 1 lab-tested · 2011-05-18
Tested by Pro Tool Reviews
Consistently praised
- Near-perfect balance and ergonomics with the standard 18-inch bar
- Very easy starting via i-30 system, typically two quick pulls
- Strong cutting power through palm stump, decking and small trees
- Practical, easy-access maintenance with no gimmicky consumer frills
Commonly flagged
- Very loud at full throttle (~107 dB); hearing protection required
- Long-term reliability not assessed by the tester
- Priced higher by the numbers than some rivals (Value scored 7/10)
Where reviewers disagree Single-source review, so no cross-source corroboration or conflict is possible. The one internal caveat is that Pro Tool Reviews explicitly could not speak to long-term reliability, and its praise rests on a short-term field test rather than durability testing. No other whitelisted source survived verification to confirm or contest these findings.
The sources (1)
Idle noise (SPL): ~82 dB · Full-throttle noise (SPL): ~107 dB
This is the best chainsaw I've ever used that wasn't touting itself as a pro-only model
The chainsaw went through the material like butter.
loud enough to do some serious hearing damage over time
Specifications
| Price (US) | Not published Discontinued circa 2023; replaced by CS-4010 (MSRP $319.99). Last retail ~$279-$299. No current USD MSRP available. |
|---|---|
| Brand | Echo |
| Released | — |
| Power source | gas |
| Bar length (in) | 18 |
| Engine cc or voltage | 40.2 cc |
| Weight (lb) | 10.1 |
| Anti vibration | Yes |
| Tool less chain tensioning | Yes |
| Automatic oiler | Yes |
Source: echo-usa.com (verified 2026-06-19) · corroborated by fireandsaw.com. Engine 40.2 cc, dry weight 10.1 lbs, anti-vibration (rubber-molded handle + AV system), adjustable automatic oiler, and side-access/easy-adjust tensioner all confirmed in Echo's CS-400 spec sheet and multi-source reviews. Source URL repaired: the prior echo-usa.com/Products/Chainsaws/CS-400 page no longer shows the model (now a generic category landing page) since the CS-400 was discontinued; replaced with the manufacturer CS-400 spec PDF. Replaced by CS-4010 (41.6 cc, $319.99 MSRP); priceUsd null as no current US MSRP exists. 18in bar is the cited config (also offered in 16in).
Frequently asked questions
What do reviewers say about the CS-400?
Only one whitelisted tester, Pro Tool Reviews, published a genuine hands-on field test of the exact Echo CS-400 18-inch; other coverage (Consumer Reports, enthusiast blogs) fell off-whitelist and was excluded. Two professional tree-trimmers rated performance 9/10, praising the tool's perfect balance, easy two-pull i-30 starting and butter-smooth cutting through a palm stump, decking and small trees. The flags are loud ~107 dB full-throttle operation that demands hearing protection, a Value score of only 7/10 on price, and the tester's own caveat that long-term reliability was not assessed. Praised: Near-perfect balance and ergonomics with the standard 18-inch bar; Very easy starting via i-30 system, typically two quick pulls; Strong cutting power through palm stump, decking and small trees; Practical, easy-access maintenance with no gimmicky consumer frills. Flagged: Very loud at full throttle (~107 dB); hearing protection required; Long-term reliability not assessed by the tester; Priced higher by the numbers than some rivals (Value scored 7/10). (From 1 tester review, 1 lab-tested.)
How much does the CS-400 cost?
The CS-400 has no published US price as of 2026-06-19.
What are the CS-400's key specs?
CS-400 (Echo): power source gas, bar length in 18, engine cc or voltage 40.2 cc, weight lb 10.1, anti vibration Yes. Full sourced spec sheet verified 2026-06-19.
Similar chainsaws
Nearest in price — swipe to browse. Every pick sourced and dated.
All chainsaws ranked · Open data & methodology · Queryable via MCP
Compare with
Head-to-head
More from Echo
- CS-4010 $366.99