The Lemon Index
Head to head
Each car's headline trim of its newest generation. Green check = the better of the two on that line (more power, quicker, lighter, cheaper, fewer recalls).
BMW M4
G82 M4 Competition · 2021–2025
G82 M4 Competition · 2021–2025
Audi RS 5
B9 RS 5 Competition · 2018–2025
B9 RS 5 Competition · 2018–2025
Horsepower
503
444
Torque
lb-ft
lb-ft
479
442
0–60 mph
seconds; magazine test, else maker
seconds; magazine test, else maker
3.8
3.7
Top speed
155 mph
180 mph
Weight
3,880 lb
—
Price new
base, when new
base, when new
$74,700
$16,100
Engine
BMW S58
3.0-liter inline-6, twin-turbo
3.0-liter inline-6, twin-turbo
Audi 2.9 TFSI V6
2.9-liter V-6, twin-turbo
2.9-liter V-6, twin-turbo
YouTube owner tone
out of 100, these years
out of 100, these years
60
58
Owner complaints
NHTSA, raw count, these years
NHTSA, raw count, these years
4
6
Recalls
these years
these years
2
9
Owner complaints are raw counts from NHTSA, not per car sold: performance cars sell too few for a fair per-car score, and the busier seller usually draws more. YouTube owner tone = how positively the most-watched videos about those model years talk about the car (100 = all praise).
Pick other generations or add a car
Every generation
BMW M4
| Generation | Trim | hp | 0–60 | Engine | YouTube tone | Complaints | Recalls |
|---|---|---|---|---|---|---|---|
| G82 · 2021–2025 | M4 Competition | 503 | 3.8 | BMW S58 | 60 | 4 | 2 |
| F82 · 2015–2020 | M4 | 425 | 4.1 | BMW S55 | 54 | 43 | 9 |
Audi RS 5
| Generation | Trim | hp | 0–60 | Engine | YouTube tone | Complaints | Recalls |
|---|---|---|---|---|---|---|---|
| B9 · 2018–2025 | RS 5 Competition | 444 | 3.7 | Audi 2.9 TFSI V6 | 58 | 6 | 9 |
| B8 · 2013–2015 | RS 5 Coupe | 450 | 4.4 | Audi 4.2 FSI V8 | 58 | 14 | 0 |
Everything on the BMW M4 · Everything on the Audi RS 5 · Specs and their sources are on each car's page.