Nubia Z80 Ultra vs Realme C51s
The Nubia Z80 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Realme C51s (2024) runs on the Unisoc Tiger T612. By overall MobileRank rating, the Nubia Z80 Ultra leads — 85/100 vs 32/100 (a 53-point difference). Key differences: the Nubia Z80 Ultra has the bigger battery (6500 mAh vs 5000); the Realme C51s is noticeably lighter (182g vs 225g).
Profile comparison
Category scores
Nubia Z80 Ultra
Realme C51s
What makes Nubia Z80 Ultra better?
- Better Geekbench Single: 3639 vs 360
- Better Geekbench Multi: 11047 vs 1250
- Bigger battery: 6500 vs 5000 mAh
- Faster charging: 80W vs 33W
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (98/100 vs 16/100)
- Longer battery life (81/100 vs 46/100)
- Better display (83/100 vs 43/100)
What makes Realme C51s better?
- Lighter: 182g vs 225g
- Better portability (75/100 vs 38/100)
Comparison verdict
Comparing the Nubia Z80 Ultra vs the Realme C51s, the Nubia Z80 Ultra scores 53 points higher (85/100 vs 32/100). In the "performance" category, the Nubia Z80 Ultra leads (98/100 vs 16/100). In the "battery" category, the Nubia Z80 Ultra leads (81/100 vs 46/100). In the "performance" category, the Nubia Z80 Ultra significantly outperforms the Realme C51s (98/100 vs 16/100). In the "display" category, the Nubia Z80 Ultra significantly outperforms the Realme C51s (83/100 vs 43/100). In the "battery" category, the Nubia Z80 Ultra significantly outperforms the Realme C51s (81/100 vs 46/100). In the "portability" category, the Realme C51s significantly outperforms the Nubia Z80 Ultra (75/100 vs 38/100).
Specs comparison
| Specification | Nubia Z80 Ultra | Realme C51s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Unisoc Tiger T612 | |
| AnTuTu | 3942923 | — | |
| Geekbench Single | 3639 | 360 | |
| Geekbench Multi | 11047 | 1250 | |
| Display | 6.8" LTPO AMOLED | 6.7" IPS LCD | |
| Resolution | 2688x1216 | 720x1600 | |
| Refresh rate | 120 Hz | 90 Hz | |
| Battery | 6500 mAh | 5000 mAh | |
| Charging | 80W | 33W | |
| Wireless charging | 80W | 0W | |
| Main camera | 50 MP | — | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB / 16GB | 6GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 13, Realme UI | |
| Brightness (peak) | 2000 nits | 560 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP54 | |
| Dimensions | 164.5×77.2×8.6 mm | 167.2×76.7×7.5 mm | |
| Weight | 225 g | 182 g | |
| Launch price | $749 | — |
Camera comparison
Nubia Z80 Ultra
- Main: 50MP f/1.59
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 16MP
Realme C51s
- Main: —
- Front: 5MP
Display comparison
Nubia Z80 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2688x1216
- Refresh rate: 120 Hz
Realme C51s
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 90 Hz
Battery and charging
Nubia Z80 Ultra
- 6500 mAh
- NanoReview test: web browsing 14:17 hrs, total 34:15 hrs
- Wired: 80W
- Wireless: 80W
Realme C51s
- 5000 mAh
- Wired: 33W
- No wireless charging
Benchmarks
Launch prices and where to check today's
Realme C51s
Price unknownDetailed category analysis
performance
In the "performance" category, the Nubia Z80 Ultra significantly outperforms the Realme C51s (98/100 vs 16/100).
display
In the "display" category, the Nubia Z80 Ultra significantly outperforms the Realme C51s (83/100 vs 43/100).
battery
In the "battery" category, the Nubia Z80 Ultra significantly outperforms the Realme C51s (81/100 vs 46/100).
portability
In the "portability" category, the Realme C51s significantly outperforms the Nubia Z80 Ultra (75/100 vs 38/100).
Frequently asked questions
Which is better: the Nubia Z80 Ultra or the Realme C51s?
The Nubia Z80 Ultra significantly outperforms the Realme C51s by 53 points (85/100 vs 32/100).
What is the rating of the Nubia Z80 Ultra and the Realme C51s?
The Nubia Z80 Ultra has a MobileRank rating of 85/100, the Realme C51s — 32/100.
Which is more powerful: the Nubia Z80 Ultra or the Realme C51s?
The Nubia Z80 Ultra leads on performance (98/100 vs 16/100).
Should you choose the Nubia Z80 Ultra over the Realme C51s?
The Nubia Z80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.