Audi RS Q3 8U or Audi RS3 8V? Both use the 2.5 five-cylinder. Here's how far each one goes, using the makers' and tuners' own figures from our two guides.
Short verdict
On Stage 1 software the Audi RS Q3 8U gains about 29% and the Audi RS3 8V about 16%, so the Audi RS Q3 8U gets more from its first tune. The first Stage 1 price each guide lists is $527 for the Audi RS Q3 8U and $3,407 for the Audi RS3 8V, about $6 and $52 per horsepower (check the guide: some include parts). For a big build the Audi RS3 8V has the higher ceiling: 800+ hp at Stage 4, against 610–707 PS for the Audi RS Q3 8U.
At a glance
| Audi RS Q3 8U | Audi RS3 8V | |
|---|---|---|
| Years | 2013–2018 | 2015–2020 |
| Engine | 2.5 TFSI five-cylinder (CTSA, CZGA, CZGB) | 2.5 TFSI EA855 EVO |
| Stock power | 310 PS / 420 Nm; facelift 340 PS / 450 Nm; performance 367 PS / 465 Nm | 394 hp / 354 lb-ft (US, 2017+) |
Power by stage
| Audi RS Q3 8U | Audi RS3 8V | |
|---|---|---|
| Stock | 310–367 PS | 394 hp |
| Stage 1 | 401–435 PS / hp | 459–542 hp |
| Stage 2 | 450–472 PS | 493–574 hp |
| Stage 3 | 500–550 PS | 700+ hp |
| Stage 4 | 610–707 PS | 800+ hp |
Figures are the tuners' own claims from each guide, on the fuel each tuner states.
Typical parts cost
| Audi RS Q3 8U | Audi RS3 8V | |
|---|---|---|
| Stage 1 | APR $526.95, BAR-TEK €817.10 before VAT or HPerformance €999 with TÜV; HPerformance's gearbox tune €300 more. | APR Power Pack (engine and gearbox software, Ultralink, intake and turbo inlet) $3,407.36. |
| Stage 2 | Wagner EVO 2 intercooler $1,199 before VAT; Milltek downpipe with a racing cat €1,512.56 before VAT (BAR-TEK); HPerformance Stage 2 €8,499–9,499 fitted. | APR intake $899.95 and turbo inlet $870.95; intercooler $1,830–$2,130 before VAT (Wagner EVO3) or $1,964.24 (do88). |
| Stage 3 | TTE500 upgrade of your turbo £2,710.82; HPerformance Stage 3 €13,699–14,749 with TÜV. | APR DTR8563 turbo $3,599.95; TTE700 €2,100 or TTE777 €2,520 before VAT; Unitronic port injection $579.99 (ECS Tuning). |
List prices from the guides, before shipping, import tax and fitting. "—" means that guide has no cost line for the stage.
Where each one ends up
At Stage 4 the Audi RS Q3 8U reaches 610–707 PS and the Audi RS3 8V 800+ hp.
Read the full guides
- The Audi RS Q3 8U guide
- The Audi RS3 8V guide
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