Redmi 15 4G vs Tecno Spark 40 Pro
The Redmi 15 4G (2025) runs on the Qualcomm Snapdragon 685, while the Tecno Spark 40 Pro (2025) runs on the MediaTek Helio G100. By overall MobileRank rating, the Tecno Spark 40 Pro leads — 46/100 vs 43/100 (a 3-point difference). Key differences: the Redmi 15 4G has the bigger battery (7000 mAh vs 5000); the main camera is 50 MP vs 48 MP; the Tecno Spark 40 Pro is faster in AnTuTu (575,630 vs 476,175); the Tecno Spark 40 Pro is noticeably lighter (195g vs 224g).
Profile comparison
Category scores
Redmi 15 4G
Tecno Spark 40 Pro
What makes Redmi 15 4G better?
- Bigger battery: 7000 vs 5000 mAh
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 144Hz vs 120Hz
- Better camera (30/100 vs 29/100)
- Longer battery life (58/100 vs 48/100)
- Better display (74/100 vs 70/100)
What makes Tecno Spark 40 Pro better?
- Higher AnTuTu: 575630 vs 476175
- Better Geekbench Single: 727 vs 466
- Better Geekbench Multi: 2014 vs 1396
- Faster charging: 45W vs 33W
- Lighter: 195g vs 224g
- Higher performance (44/100 vs 34/100)
- Better portability (76/100 vs 39/100)
Comparison verdict
Comparing the Redmi 15 4G vs the Tecno Spark 40 Pro, the Tecno Spark 40 Pro scores 3 points higher (46/100 vs 43/100). In the "performance" category, the Tecno Spark 40 Pro leads (44/100 vs 34/100). In the "battery" category, the Redmi 15 4G leads (58/100 vs 48/100). In the "performance" category, the Tecno Spark 40 Pro is a bit better (44/100 vs 34/100). In the "display" category, the Redmi 15 4G and the Tecno Spark 40 Pro are nearly equal (74/100 vs 70/100). In the "camera" category, the Redmi 15 4G and the Tecno Spark 40 Pro are nearly equal (30/100 vs 29/100). In the "battery" category, the Redmi 15 4G is a bit better (58/100 vs 48/100). In the "portability" category, the Tecno Spark 40 Pro significantly outperforms the Redmi 15 4G (76/100 vs 39/100).
Specs comparison
| Specification | Redmi 15 4G | Tecno Spark 40 Pro | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | MediaTek Helio G100 | |
| AnTuTu | 476175 | 575630 | |
| Geekbench Single | 466 | 727 | |
| Geekbench Multi | 1396 | 2014 | |
| Display | 6.9" IPS LCD | 6.7" IPS LCD | |
| Resolution | 1080x2340 | 1224x2720 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 33W | 45W | |
| Main camera | 50 MP | 48 MP | |
| Front camera | 8 MP | 8 MP | |
| RAM | 4GB / 6GB / 8GB | 6GB / 8GB | |
| Storage | 128GB / 256GB | 128GB / 256GB | |
| OS | Android 15, HyperOS 2 | Android 15, HIOS 15.1 | |
| Brightness (peak) | — | 4500 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP64 | |
| Dimensions | 171.1×82.1×8.6 mm | 163.7×75.9×6.7 mm | |
| Weight | 224 g | 195 g | |
| Launch price | — | $150 |
Camera comparison
Redmi 15 4G
- Main: 50MP f/1.8
- Front: 8MP
Tecno Spark 40 Pro
- Main: 48MP f/1.6
- Front: 8MP
Display comparison
Redmi 15 4G
- 6.9" IPS LCD
- Resolution: 1080x2340
- Refresh rate: 144 Hz
Tecno Spark 40 Pro
- 6.7" IPS LCD
- Resolution: 1224x2720
- Refresh rate: 120 Hz
Battery and charging
Redmi 15 4G
- 7000 mAh
- Wired: 33W
- No wireless charging
Tecno Spark 40 Pro
- 5000 mAh
- Wired: 45W
- No wireless charging
Overall performance score
We compared Redmi 15 4G and Tecno Spark 40 Pro, covering their specs and all relevant benchmarks.
Tecno Spark 40 Pro leads Redmi 15 4G by 17.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi 15 4G
Price unknownDetailed category analysis
performance
In the "performance" category, the Tecno Spark 40 Pro is a bit better (44/100 vs 34/100).
display
In the "display" category, the Redmi 15 4G and the Tecno Spark 40 Pro are nearly equal (74/100 vs 70/100).
camera
In the "camera" category, the Redmi 15 4G and the Tecno Spark 40 Pro are nearly equal (30/100 vs 29/100).
battery
In the "battery" category, the Redmi 15 4G is a bit better (58/100 vs 48/100).
portability
In the "portability" category, the Tecno Spark 40 Pro significantly outperforms the Redmi 15 4G (76/100 vs 39/100).
Frequently asked questions
Which is better: the Redmi 15 4G or the Tecno Spark 40 Pro?
The Tecno Spark 40 Pro edges out the Redmi 15 4G by just 3 points — the two devices are very close in overall level.
What is the rating of the Redmi 15 4G and the Tecno Spark 40 Pro?
The Redmi 15 4G has a MobileRank rating of 43/100, the Tecno Spark 40 Pro — 46/100.
Which is more powerful: the Redmi 15 4G or the Tecno Spark 40 Pro?
The Tecno Spark 40 Pro leads on performance (44/100 vs 34/100).
Should you choose the Redmi 15 4G over the Tecno Spark 40 Pro?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is portability — better on the Tecno Spark 40 Pro (76/100 vs 39/100).