Stihl MS 271 Farm Boss vs Husqvarna 450S Rancher

Stihl MS 271 Farm Boss

Stihl / Gas

Stihl MS 271 Farm Boss

50cc class

~$540

4.5/5 Ace Hardware

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Husqvarna 450S Rancher

Husqvarna / Gas

Husqvarna 450S Rancher

50cc class

~$499

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The Husqvarna 450S Rancher costs about $41 less; the Husqvarna 450S Rancher is lighter at 11 lb on the same basis.

SpecStihl MS 271 Farm BossHusqvarna 450S Rancher
Approx. price~$540with 20" bar and chain~$499with 20" bar and chain
Engine class50cc classby displacement50cc classby displacement
Power typeGasGas
Use caseFarm & RanchFarm & Ranch
Engine50.2 cc50.2 cc
Rated power2.6 kW2.4 kW
Bar length20 in20 in
Single-pass cutabout 18 inabout 18 in
Bar range16-20 in13-20 in
Chain.325" pitch / .063" gauge (26 RM3).325" pitch / .050" gauge
Weight12.3 lbpowerhead only11 lbpowerhead only
Warranty1-year consumer / 3-month professional (Stihl policy from Jan 1, 2026)2-year consumer (extendable to 4 with fuel registration)

Tinted cells mark the better figure on that row alone: more engine, longer bar, lighter, cheaper. A lighter weight is only a win on the same basis.

What owners like and complain about

Stihl MS 271 Farm Boss

  • Proven all-rounder for felling and firewood — 50.2cc comfortably runs 16"-20" bars
  • Advanced anti-vibration mounts noticeably reduce fatigue; a top owner-praised feature after long cutting days
  • Fuel-efficient engine runs 20% longer between refills than the MS 270 it replaced
  • Pre-separation air filtration stretches filter cleaning intervals in dirty wood
  • 4.5-star average across 2,856 Ace Hardware reviews — one of the biggest verified track records of any farm saw
  • $539.99 is roughly half the cost of Stihl's pro 50cc-class saws
  • Heavy for its output — 12.3 lbs powerhead for 2.6 kW; pro saws make more power at less weight
  • Clamshell engine construction: pros consider it a throwaway design rather than a rebuildable saw
  • Little aftermarket parts support and expensive OEM top-end parts if it does wear out
  • Noticeably slower in big hardwood than an MS 261/362 despite similar displacement
  • Scattered owner reports of fussy chain-brake behavior and denied warranty claims

Husqvarna 450S Rancher

  • Best power-to-weight in the Rancher family — 3.2 hp at 11 lb
  • .325" chain runs smoother than the 455's 3/8 in mid-size wood
  • Air Injection and LowVib carried down from the pro saws
  • Meaningfully cheaper than the 455 at dealers ($470-500 street)
  • Smart Start and fuel pump make it an easy starter for a 50cc saw
  • The bar-oil feed is not adjustable, and oiling is a recurring subject on this model — owners also report it weeping the tank dry into the case between uses
  • The chain brake is the part owners report breaking, and the design makes it easy to reassemble wrongly after pulling the brake off with it still engaged
  • Consumer-grade construction — weekend duty cycle, not pro
  • Factory chain dulls fast; most owners swap it early
  • Model-name churn (450/450e/II/S) complicates parts and reviews
  • 20-inch max bar is optimistic; it is happiest at 16-18
  • Dealer-dependent warranty experience
Stihl MS 271 Farm Boss in fullHusqvarna 450S Rancher in fullMore matchups