Tecno Spark 40 4G vs Vivo iQOO Z6 (China)
The Tecno Spark 40 4G (2025) runs on the MediaTek Helio G81, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Vivo iQOO Z6 (China) leads — 31/100 vs 30/100 (a 1-point difference). Key differences: the Tecno Spark 40 4G has the bigger battery (5200 mAh vs 4500); the main camera is 50 MP vs 64 MP.
Tecno Spark 40 4G
Vivo iQOO Z6 (China)
- Bigger battery: 5200 vs 4500 mAh
- Longer battery life (48/100 vs 39/100)
- Faster charging: 80W vs 45W
- Better main camera: 64MP vs 50MP
- Better camera (34/100 vs 24/100)
- Better design/ergonomics (57/100 vs 50/100)
Comparing the Tecno Spark 40 4G vs the Vivo iQOO Z6 (China), the Vivo iQOO Z6 (China) scores 1 points higher (31/100 vs 30/100). In the "camera" category, the Vivo iQOO Z6 (China) leads (34/100 vs 24/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO Z6 (China) is a bit better (34/100 vs 24/100). In the "battery" category, the Tecno Spark 40 4G is a bit better (48/100 vs 39/100). In the "design" category, the Vivo iQOO Z6 (China) is a bit better (57/100 vs 50/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Tecno Spark 40 4G | Vivo iQOO Z6 (China) | |
|---|---|---|---|
| Processor | MediaTek Helio G81 | Qualcomm Snapdragon 778G+ 5G | |
| AnTuTu | 358383 | — | |
| Geekbench Single | 432 | — | |
| Geekbench Multi | 1416 | — | |
| Display | 6.7" IPS LCD | 6.6" IPS LCD | |
| Resolution | 720x1600 | 1080x2388 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5200 mAh | 4500 mAh | |
| Charging | 45W | 80W | |
| Main camera | 50 MP | 64 MP | |
| Front camera | 8 MP | 8 MP | |
| RAM | 4GB / 6GB / 8GB | 8GB / 12GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 15, HIOS 15 | Android 12, Origin OS Ocean | |
| Brightness (peak) | — | 650 nits | |
| NFC | yes | yes | |
| Protection | IP64 | — | |
| Dimensions | 165.6×77.0×7.7 mm | 164.0×75.8×8.6 mm | |
| Weight | — | 194 g | |
| Price | — | — |
Tecno Spark 40 4G
- Main: 50MP
- Front: 8MP
Vivo iQOO Z6 (China)
- Main: 64MP f/f/1.8
- Front: 8MP
Tecno Spark 40 4G
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Tecno Spark 40 4G
- 5200 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
performance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO Z6 (China) is a bit better (34/100 vs 24/100).
battery
In the "battery" category, the Tecno Spark 40 4G is a bit better (48/100 vs 39/100).
design
In the "design" category, the Vivo iQOO Z6 (China) is a bit better (57/100 vs 50/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Tecno Spark 40 4G or the Vivo iQOO Z6 (China)?
The Vivo iQOO Z6 (China) edges out the Tecno Spark 40 4G by just 1 points — the two devices are very close in overall level.
What is the rating of the Tecno Spark 40 4G and the Vivo iQOO Z6 (China)?
The Tecno Spark 40 4G has a MobileRank rating of 30/100, the Vivo iQOO Z6 (China) — 31/100.
Which has the better camera: the Tecno Spark 40 4G or the Vivo iQOO Z6 (China)?
The Vivo iQOO Z6 (China) leads on camera score (34/100 vs 24/100).
Should you choose the Tecno Spark 40 4G over the Vivo iQOO Z6 (China)?
The Tecno Spark 40 4G is a better fit for everyday use. The Vivo iQOO Z6 (China) is a better fit for everyday use.