2026 Mazda 3 2.5 S vs 2025 Honda Accord LX

$2,745 less vs 3 MPG better and 20.1″ longer. That is the real fork. Key numbers: $2,745 price gap, 186 vs 192 hp, 29 vs 32 MPG.

The short answer

The 3 2.5 S leads on $2,745 less. The Accord LX leads on 3 MPG better, 20.1″ longer. The spec table compares 6 specifications head to head.

$2,745
Price Gap
6 HP
HP Diff
3 MPG
Efficiency Diff
Lower price
2026 Mazda 3 2.5 S
Starts at $25,550
VS
Higher price
2025 Honda Accord LX
Starts at $28,295

Key Differences at a Glance

Engine
2.5L I4
vs
1.5L I4 Turbo
Horsepower
186 hp
vs
192 hp
Torque
186 lb-ft
vs
192 lb-ft
Fuel Economy
29 MPG combined
vs
32 MPG combined
Curb Weight
3,117 lbs
vs
3,239 lbs

What's Actually Different

These two vehicles differ in 6 specifications.

MSRP
$25,5503 2.5 S
$28,295Accord LX
Engine
2.5L I43 2.5 S
1.5L I4 TurboAccord LX
Horsepower
186 hp3 2.5 S
192 hpAccord LX
Torque
186 lb-ft3 2.5 S
192 lb-ftAccord LX
Transmission
6-speed shiftable automatic3 2.5 S
continuously variable-speed automaticAccord LX
City MPG
263 2.5 S
29Accord LX
Highway MPG
343 2.5 S
37Accord LX
Combined MPG
293 2.5 S
32Accord LX
Fuel Tank
13.2 gal3 2.5 S
14.8 galAccord LX
Curb Weight
3,117 lbs3 2.5 S
3,239 lbsAccord LX
Wheelbase
107.3"3 2.5 S
111.4"Accord LX
Length
175.6"3 2.5 S
195.7"Accord LX
Width
70.7"3 2.5 S
73.3"Accord LX
Height
56.7"3 2.5 S
57.1"Accord LX

Full Specification Comparison

Specifications and pricing reflect available data as of early 2026 and may not match current manufacturer figures. Always confirm details with an authorized dealer before making a purchase decision.

Spec2026 Mazda 3 2.5 S2025 Honda Accord LX
Pricing
MSRP$25,550$28,295
Powertrain
Engine2.5L I41.5L I4 Turbo
Horsepower186 hp192 hp
Torque186 lb-ft192 lb-ft
Transmission6-speed shiftable automaticcontinuously variable-speed automatic
DrivetrainFWDFWD
Fuel Economy
City MPG2629
Highway MPG3437
Combined MPG2932
Fuel Tank13.2 gal14.8 gal
Annual Fuel Cost (EPA)No published data$1,350/yr
Dimensions
Curb Weight3,117 lbs3,239 lbs
Wheelbase107.3"111.4"
Length175.6"195.7"
Width70.7"73.3"
Height56.7"57.1"
Safety
NHTSA OverallNo published data5/5 stars
IIHS AwardTSP+TSP+
Warranty
Bumper-to-Bumper3yr/36k3yr/36k
Powertrain5yr/60k5yr/60k
Corrosion5yr/unlimited5yr/unlimited
Roadside Assistance3yr/36k3yr/36k

Frequently Asked Questions

What is the price difference between the 2026 Mazda 3 2.5 S and 2025 Honda Accord LX?

The 2026 Mazda 3 2.5 S starts at $25,550, $2,745 less than the 2025 Honda Accord LX at $28,295. On a 60-month loan that is roughly $48/month. All prices are MSRP before destination and dealer fees.

Who should choose the 2026 Mazda 3 2.5 S?

The 2026 Mazda 3 2.5 S is the stronger pick when you want to keep $2,745 in your pocket and the 2026 Mazda 3 2.5 S covers your needs; you prefer a smaller vehicle that is easier to park and maneuver.

Who should choose the 2025 Honda Accord LX?

The 2025 Honda Accord LX is the stronger pick when lower running costs matter to you, roughly $136/year less on fuel; you want the larger footprint for passengers or cargo.

Which gets better fuel economy, the 2026 Mazda 3 2.5 S or 2025 Honda Accord LX?

The 2025 Honda Accord LX rates 32 combined MPG, 3 MPG ahead.

Which is more powerful, the 2026 Mazda 3 2.5 S or 2025 Honda Accord LX?

The 2025 Honda Accord LX produces 192 hp, 6 more than the 2026 Mazda 3 2.5 S at 186 hp. The 2025 Honda Accord LX also leads in torque at 192 lb-ft vs 186 lb-ft. The 2026 Mazda 3 2.5 S runs a 2.5L I4; the 2025 Honda Accord LX uses a 1.5L I4 Turbo.

Is the 2026 Mazda 3 2.5 S bigger than the 2025 Honda Accord LX?

The 2025 Honda Accord LX is 20.1″ longer at 195.7″ vs 175.6″. The 2025 Honda Accord LX has a 4.1″ longer wheelbase, which typically means more rear-seat legroom.

How do the warranties compare?

Both offer similar warranty coverage: 3yr/36k bumper-to-bumper and 5yr/60k powertrain.

Explore more: Mazda trims, Mazda 3 trims, Honda trims, Honda Accord trims

Official sources

3 vs Accord: What This Matchup Is Really About

The 2026 Mazda 3 2.5 S and 2025 Honda Accord LX are both compact cars competing for the same buyer. Price, fuel economy, and daily comfort are the tie-breakers. The $2,745 gap is about $48/month on a 60-month loan. Noticeable but not dramatic enough to be the deciding factor on its own.

Under the Hood

The 2026 Mazda 3 2.5 S runs a 2.5L I4; the 2025 Honda Accord LX uses a 1.5L I4 Turbo. The 6 hp difference (192 vs 186) is marginal in daily driving. Both use FWD.

Running Costs: 3 vs Accord

The 2025 Honda Accord LX saves roughly $136/year on fuel at $3.50/gallon and 12,000 annual miles. Over five years, that is $680.

How Each One Fits Your Daily Life

The 2025 Honda Accord LX is 20.1″ longer, which translates to more room inside but a larger footprint in parking lots and garages.

Bottom Line

Choose the 2026 Mazda 3 2.5 S when you want to keep $2,745 in your pocket and the 2026 Mazda 3 2.5 S covers your needs. Choose the 2025 Honda Accord LX when lower running costs matter to you, roughly $136/year less on fuel. At $48/month apart, the price difference alone will not decide this.

Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Mazda or Honda or any dealership.

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