Realme C75 vs Vivo iQOO 15 Ultra
The Realme C75 (2024) runs on the MediaTek Helio G92 Max, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $165 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 39/100 (a 50-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 6000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 365,001); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Realme C75 doesn't; the Realme C75 is noticeably lighter (196g vs 227g).
Profile comparison
Category scores
Realme C75
Vivo iQOO 15 Ultra
What makes Realme C75 better?
- Lighter: 196g vs 227g
- Cheaper at launch: $165 vs $799
- Better portability (62/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 365001
- Better Geekbench Single: 3639 vs 430
- Better Geekbench Multi: 11047 vs 1375
- Bigger battery: 7400 vs 6000 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (99/100 vs 29/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (92/100 vs 56/100)
- Better display (99/100 vs 54/100)
Comparison verdict
Comparing the Realme C75 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 50 points higher (89/100 vs 39/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 29/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 56/100). Value score: Realme C75 — 48/100, Vivo iQOO 15 Ultra — 92/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (99/100 vs 29/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (99/100 vs 54/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (92/100 vs 56/100). In the "portability" category, the Realme C75 notably outperforms the Vivo iQOO 15 Ultra (62/100 vs 35/100).
Specs comparison
| Specification | Realme C75 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio G92 Max | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 365001 | 4602290 | |
| Geekbench Single | 430 | 3639 | |
| Geekbench Multi | 1375 | 11047 | |
| Display | 6.7" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 1440x3168 | |
| Refresh rate | 90 Hz | 144 Hz | |
| Battery | 6000 mAh | 7400 mAh | |
| Charging | 45W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 14 | Android 16 | |
| Brightness (peak) | 690 nits | 8000 nits | |
| NFC | no | yes | |
| Protection | IP69 | IP68 | |
| Dimensions | 165.7×76.2×8.0 mm | 163.7×76.8×8.7 mm | |
| Weight | 196 g | 227 g | |
| Launch price | $165 | $799 |
Camera comparison
Realme C75
- Main: 50MP f/1.8
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Realme C75
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Realme C75
- 6000 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared Realme C75 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Realme C75 by 92.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $634. Realme C75 was $634 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (99/100 vs 29/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (99/100 vs 54/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme C75 (92/100 vs 56/100).
portability
In the "portability" category, the Realme C75 notably outperforms the Vivo iQOO 15 Ultra (62/100 vs 35/100).
Frequently asked questions
Which is better: the Realme C75 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Realme C75 by 50 points (89/100 vs 39/100).
What is the rating of the Realme C75 and the Vivo iQOO 15 Ultra?
The Realme C75 has a MobileRank rating of 39/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Realme C75 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 30/100).
Which is more powerful: the Realme C75 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 29/100).
Should you choose the Realme C75 over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.