Realme GT7 (China) vs Vivo Y21d
The Realme GT7 (China) (2025) runs on the MediaTek Dimensity 9400+, while the Vivo Y21d (2025) runs on the Unisoc T7225. By overall MobileRank rating, the Realme GT7 (China) leads — 71/100 vs 38/100 (a 33-point difference). Key differences: the Realme GT7 (China) has the bigger battery (7200 mAh vs 6500); the Realme GT7 (China) has NFC for contactless payments, the Vivo Y21d doesn't.
Realme GT7 (China)
Vivo Y21d
- Better Geekbench Single: 2729 vs 580
- Better Geekbench Multi: 8430 vs 1750
- Bigger battery: 7200 vs 6500 mAh
- Faster charging: 100W vs 44W
- Higher refresh rate: 144Hz vs 90Hz
- Lighter: 203g vs 209g
- Higher performance (89/100 vs 31/100)
- Better camera (35/100 vs 30/100)
- Longer battery life (72/100 vs 58/100)
- Better display (94/100 vs 43/100)
- Better portability (54/100 vs 49/100)
- Overall rating 38/100
Comparing the Realme GT7 (China) vs the Vivo Y21d, the Realme GT7 (China) scores 33 points higher (71/100 vs 38/100). In the "performance" category, the Realme GT7 (China) leads (89/100 vs 31/100). In the "battery" category, the Realme GT7 (China) leads (72/100 vs 58/100). In the "performance" category, the Realme GT7 (China) significantly outperforms the Vivo Y21d (89/100 vs 31/100). In the "display" category, the Realme GT7 (China) significantly outperforms the Vivo Y21d (94/100 vs 43/100). In the "camera" category, the Realme GT7 (China) is a bit better (35/100 vs 30/100). In the "battery" category, the Realme GT7 (China) is a bit better (72/100 vs 58/100). In the "portability" category, the Realme GT7 (China) is a bit better (54/100 vs 49/100).
| Specification | Realme GT7 (China) | Vivo Y21d | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Unisoc T7225 | |
| AnTuTu | 2835794 | — | |
| Geekbench Single | 2729 | 580 | |
| Geekbench Multi | 8430 | 1750 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1280x2800 | 720x1608 | |
| Refresh rate | 144 Hz | 90 Hz | |
| Battery | 7200 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 15, Realme UI 6.0 | Android 15 | |
| Brightness (peak) | 6500 nits | 1000 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 162.4×76.0×8.3 mm | 166.1×77.0×8.4 mm | |
| Weight | 203 g | 209 g | |
| Launch price | — | $110 |
Realme GT7 (China)
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo Y21d
- Main: 50MP f/f/1.8
- Front: 5MP
Realme GT7 (China)
- 6.8" AMOLED
- Resolution: 1280x2800
- Refresh rate: 144 Hz
Vivo Y21d
- 6.7" IPS LCD
- Resolution: 720x1608
- Refresh rate: 90 Hz
Realme GT7 (China)
- 7200 mAh
- Wired: 100W
- No wireless charging
Vivo Y21d
- 6500 mAh
- Wired: 44W
- No wireless charging
Realme GT7 (China)
Price unknownperformance
In the "performance" category, the Realme GT7 (China) significantly outperforms the Vivo Y21d (89/100 vs 31/100).
display
In the "display" category, the Realme GT7 (China) significantly outperforms the Vivo Y21d (94/100 vs 43/100).
camera
In the "camera" category, the Realme GT7 (China) is a bit better (35/100 vs 30/100).
battery
In the "battery" category, the Realme GT7 (China) is a bit better (72/100 vs 58/100).
portability
In the "portability" category, the Realme GT7 (China) is a bit better (54/100 vs 49/100).
Which is better: the Realme GT7 (China) or the Vivo Y21d?
The Realme GT7 (China) significantly outperforms the Vivo Y21d by 33 points (71/100 vs 38/100).
What is the rating of the Realme GT7 (China) and the Vivo Y21d?
The Realme GT7 (China) has a MobileRank rating of 71/100, the Vivo Y21d — 38/100.
Which has the better camera: the Realme GT7 (China) or the Vivo Y21d?
The Realme GT7 (China) leads on camera score (35/100 vs 30/100).
Which is more powerful: the Realme GT7 (China) or the Vivo Y21d?
The Realme GT7 (China) leads on performance (89/100 vs 31/100).
Should you choose the Realme GT7 (China) over the Vivo Y21d?
The Realme GT7 (China) is a better fit for gamers and power users. The Vivo Y21d is a better fit for everyday use.