Redmi 15a vs Tecno Spark 40c
The Redmi 15a (2026) runs on the Unisoc T8300, while the Tecno Spark 40c (2025) runs on the Helio G81; launch prices were $130 and $102. By overall MobileRank rating, the Redmi 15a leads — 42/100 vs 33/100 (a 9-point difference). Key differences: the Redmi 15a has the bigger battery (6300 mAh vs 6000); the main camera is 32 MP vs 13 MP; the Redmi 15a is faster in AnTuTu (639,225 vs 358,608).
Profile comparison
Category scores
Redmi 15a
Tecno Spark 40c
What makes Redmi 15a better?
- Higher AnTuTu: 639225 vs 358608
- Better Geekbench Single: 880 vs 432
- Better Geekbench Multi: 2073 vs 1416
- Bigger battery: 6300 vs 6000 mAh
- Better main camera: 32MP vs 13MP
- Higher performance (47/100 vs 30/100)
- Better camera (20/100 vs 10/100)
- Longer battery life (52/100 vs 51/100)
- Better portability (51/100 vs 48/100)
What makes Tecno Spark 40c better?
- Faster charging: 18W vs 15W
- Cheaper at launch: $102 vs $130
- Overall rating 33/100
Comparison verdict
Comparing the Redmi 15a vs the Tecno Spark 40c, the Redmi 15a scores 9 points higher (42/100 vs 33/100). In the "performance" category, the Redmi 15a leads (47/100 vs 30/100). In the "camera" category, the Redmi 15a leads (20/100 vs 10/100). Value score: Redmi 15a — 64/100, Tecno Spark 40c — 54/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi 15a notably outperforms the Tecno Spark 40c (47/100 vs 30/100). In the "display" category, both devices are on the same level — 55/100. In the "camera" category, the Redmi 15a is a bit better (20/100 vs 10/100). In the "battery" category, the Redmi 15a and the Tecno Spark 40c are nearly equal (52/100 vs 51/100). In the "portability" category, the Redmi 15a and the Tecno Spark 40c are nearly equal (51/100 vs 48/100).
Specs comparison
| Specification | Redmi 15a | Tecno Spark 40c | |
|---|---|---|---|
| Processor | Unisoc T8300 | Helio G81 | |
| AnTuTu | 639225 | 358608 | |
| Geekbench Single | 880 | 432 | |
| Geekbench Multi | 2073 | 1416 | |
| Display | 6.9" IPS LCD | 6.7" IPS LCD | |
| Resolution | 720x1600 | 720x1600 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6300 mAh | 6000 mAh | |
| Charging | 15W | 18W | |
| Main camera | 32 MP | 13 MP | |
| Front camera | 8 MP | 8 MP | |
| RAM | 4GB / 6GB | 4GB / 6GB / 8GB | |
| Storage | 64GB / 128GB | 128GB / 256GB | |
| OS | Android 16 | Android 15 | |
| Brightness (peak) | 800 nits | — | |
| NFC | no | no | |
| Protection | — | IP64 | |
| Dimensions | 171.6×79.5×8.2 mm | 165.6×77.0×8.4 mm | |
| Weight | 210 g | — | |
| Launch price | $130 | $102 |
Camera comparison
Redmi 15a
- Main: 32MP f/2.0
- Front: 8MP
Tecno Spark 40c
- Main: 13MP f/1.8
- Front: 8MP
Display comparison
Redmi 15a
- 6.9" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Tecno Spark 40c
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Battery and charging
Redmi 15a
- 6300 mAh
- Wired: 15W
- No wireless charging
Tecno Spark 40c
- 6000 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Redmi 15a and Tecno Spark 40c, covering their specs and all relevant benchmarks.
Redmi 15a leads Tecno Spark 40c by 78.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $28. Tecno Spark 40c was $28 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi 15a notably outperforms the Tecno Spark 40c (47/100 vs 30/100).
display
In the "display" category, both devices are on the same level — 55/100.
camera
In the "camera" category, the Redmi 15a is a bit better (20/100 vs 10/100).
battery
In the "battery" category, the Redmi 15a and the Tecno Spark 40c are nearly equal (52/100 vs 51/100).
portability
In the "portability" category, the Redmi 15a and the Tecno Spark 40c are nearly equal (51/100 vs 48/100).
Frequently asked questions
Which is better: the Redmi 15a or the Tecno Spark 40c?
The Redmi 15a edges out the Tecno Spark 40c by just 9 points — the two devices are very close in overall level.
What is the rating of the Redmi 15a and the Tecno Spark 40c?
The Redmi 15a has a MobileRank rating of 42/100, the Tecno Spark 40c — 33/100.
Which has the better camera: the Redmi 15a or the Tecno Spark 40c?
The Redmi 15a leads on camera score (20/100 vs 10/100).
Which is more powerful: the Redmi 15a or the Tecno Spark 40c?
The Redmi 15a leads on performance (47/100 vs 30/100).
Should you choose the Redmi 15a over the Tecno Spark 40c?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is performance — better on the Redmi 15a (47/100 vs 30/100).