Realme C83 5G vs Vivo Y21d
The Realme C83 5G (2026) runs on the MediaTek Dimensity 6400, while the Vivo Y21d (2025) runs on the Unisoc T7225; launch prices were $130 and $110. By overall MobileRank rating, the Realme C83 5G leads — 47/100 vs 38/100 (a 9-point difference). Key differences: the Vivo Y21d has the bigger battery (6500 mAh vs 6000).
Realme C83 5G
Vivo Y21d
- Better Geekbench Single: 803 vs 580
- Better Geekbench Multi: 2047 vs 1750
- Higher refresh rate: 120Hz vs 90Hz
- Lighter: 198g vs 209g
- Higher performance (44/100 vs 31/100)
- Longer battery life (60/100 vs 58/100)
- Better display (66/100 vs 43/100)
- Better portability (61/100 vs 49/100)
- Bigger battery: 6500 vs 6000 mAh
- Faster charging: 44W vs 15W
- Cheaper at launch: $110 vs $130
- Overall rating 38/100
Comparing the Realme C83 5G vs the Vivo Y21d, the Realme C83 5G scores 9 points higher (47/100 vs 38/100). In the "performance" category, the Realme C83 5G leads (44/100 vs 31/100). Value score: Realme C83 5G — 74/100, Vivo Y21d — 60/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Realme C83 5G is a bit better (44/100 vs 31/100). In the "display" category, the Realme C83 5G notably outperforms the Vivo Y21d (66/100 vs 43/100). In the "camera" category, both devices are on the same level — 30/100. In the "battery" category, the Realme C83 5G and the Vivo Y21d are nearly equal (60/100 vs 58/100). In the "portability" category, the Realme C83 5G is a bit better (61/100 vs 49/100).
| Specification | Realme C83 5G | Vivo Y21d | |
|---|---|---|---|
| Processor | MediaTek Dimensity 6400 | Unisoc T7225 | |
| AnTuTu | 550018 | — | |
| Geekbench Single | 803 | 580 | |
| Geekbench Multi | 2047 | 1750 | |
| Display | 6.7" IPS LCD | 6.7" IPS LCD | |
| Resolution | 2400x1080 | 720x1608 | |
| Refresh rate | 120 Hz | 90 Hz | |
| Battery | 6000 mAh | 6500 mAh | |
| Charging | 15W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Front camera | 8 MP | 5 MP | |
| RAM | 4GB / 6GB | 4GB / 6GB / 8GB | |
| Storage | 64GB / 128GB | 128GB / 256GB | |
| OS | Android 15 | Android 15 | |
| Brightness (peak) | — | 1000 nits | |
| NFC | — | no | |
| Protection | — | IP68/IP69 | |
| Dimensions | — | 166.1×77.0×8.4 mm | |
| Weight | 198 g | 209 g | |
| Launch price | $130 | $110 |
Realme C83 5G
- Main: 50MP f/1.8
- Front: 8MP
Vivo Y21d
- Main: 50MP f/f/1.8
- Front: 5MP
Realme C83 5G
- 6.7" IPS LCD
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Vivo Y21d
- 6.7" IPS LCD
- Resolution: 720x1608
- Refresh rate: 90 Hz
Realme C83 5G
- 6000 mAh
- Wired: 15W
- Wireless charging: no data
Vivo Y21d
- 6500 mAh
- Wired: 44W
- No wireless charging
Launch price difference: $20. Vivo Y21d was $20 cheaper at launch.
performance
In the "performance" category, the Realme C83 5G is a bit better (44/100 vs 31/100).
display
In the "display" category, the Realme C83 5G notably outperforms the Vivo Y21d (66/100 vs 43/100).
camera
In the "camera" category, both devices are on the same level — 30/100.
battery
In the "battery" category, the Realme C83 5G and the Vivo Y21d are nearly equal (60/100 vs 58/100).
portability
In the "portability" category, the Realme C83 5G is a bit better (61/100 vs 49/100).
Which is better: the Realme C83 5G or the Vivo Y21d?
The Realme C83 5G edges out the Vivo Y21d by just 9 points — the two devices are very close in overall level.
What is the rating of the Realme C83 5G and the Vivo Y21d?
The Realme C83 5G has a MobileRank rating of 47/100, the Vivo Y21d — 38/100.
Which is more powerful: the Realme C83 5G or the Vivo Y21d?
The Realme C83 5G leads on performance (44/100 vs 31/100).
Should you choose the Realme C83 5G over the Vivo Y21d?
The Realme C83 5G is a better fit for everyday use. The Vivo Y21d is a better fit for everyday use.