Infiniti G Coupe vs Mercedes-Benz C-Class
Value retention, real cost and monthly money, compared on the same 2026 South African data.
The Mercedes-Benz C-Class wins on money kept: 59% retained after three years vs 47%, worth about R 262 914 at trade-in time.
Both curves, one chart
Head to head
| G Coupe | C-Class | |
|---|---|---|
| New price (from) | R 618 687 | R 943 506 |
| ±Monthly instalment | R 10 814/m | R 16 491/m |
| Retained after 1 year | 69% | 78% |
| Retained after 3 years | 47% | 59% |
| Value after 3 years | R 289 553 | R 552 468 |
| Lost to depreciation (3y) | R 329 134 | R 391 038 |
| Value after 5 years | R 200 291 | R 401 585 |
| Our tier | Orphan & discontinued | Premium (established) |
Infiniti G Coupe →
The G37 coupe and cabriolet formed the sporty end of Infiniti's 2012 SA launch lineup, priced from R618,687; the G sedan never came here officially. A 3.7 V6 and rear-wheel drive gave it genuine pace against the German coupes. Rarity defines the used market and prices sit well below equivalent BMWs.
Known for: rear-drive 3.7 v6 rarity
Mercedes-Benz C-Class →
South Africa's home-grown Mercedes, built in East London and exported around the world. For decades it has been the default premium sedan for local professionals and a big seller by premium standards, with coupe and estate versions offered along the way. Used supply is deep across every generation and diesel C220d derivatives are especially sought after.
Known for: locally built premium sedan staple
Common questions
Which holds value better, the Infiniti G Coupe or the Mercedes-Benz C-Class?
The Mercedes-Benz C-Class. It keeps about 59% of its price after three years against 47% for the Infiniti G Coupe, a gap of 12 points.
Which is cheaper to own over three years?
Depreciation is the biggest ownership cost. The Infiniti G Coupe loses about R 329 134 over three years and the Mercedes-Benz C-Class loses about R 391 038. Fuel, insurance and servicing can narrow or widen that, but the depreciation gap is the number to start from.
What do they cost per month?
On typical finance (10% deposit, 72 months, 11.75%), the Infiniti G Coupe runs about R 10 814 per month and the Mercedes-Benz C-Class about R 16 491, before fees and insurance.
Keep going
Modelled estimates on a retail basis; spec levels and real transaction prices vary.