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Tecno Spark 40 vs Xiaomi Redmi A3x

Tecno Spark 40 and Xiaomi Redmi A3x are evenly matched - it comes down to what you need

Tecno Spark 40

1.5/10

No price yet

Xiaomi Redmi A3x

1.5/10

No price yet

Best for

  • GamingTecno Spark 40
  • Keeping it for yearsEither - too close to call

Head to head

  • Performance
    0.6
    0.2

    Tecno Spark 40 has the faster chip: Mediatek Helio G81 Mediatek Helio G91 - NFC model against Unisoc T603.

  • Gaming
    1.1
    0.3

    Tecno Spark 40 has the stronger graphics for games.

  • Durability
    –
    4.0
  • Longevity
    1.1
    0.8
  • Connectivity
    2.9
    2.3

    Tecno Spark 40 has NFC, which Xiaomi Redmi A3x lacks.

  • Extras
    7.4
    8.2
All specifications
Tecno Spark 40
Xiaomi Redmi A3x
General
Condition
Available. Released 2025, July
Available. Released 2024, May 24
Model
KM5
24048RN6CG, 24048RN6CI
Performance
CPU
Mediatek Helio G81 (12 nm) Mediatek Helio G91 (12 nm) - NFC model
Unisoc T603 (22 nm)
GPU
Mali-G52 MC2
PowerVR GE8322
Display
Resolution
720 x 1600 pixels, 20:9 ratio (~263 ppi density)
720 x 1650 pixels (~268 ppi density)
Screen Protection
–
Corning Gorilla Glass 3
Camera
Video Resolution
1440p@30fps, 1080p@30fps
1080p@30fps
Battery and power
Charging Port
45W wired, 55 min to 100%
10W wired
Connectivity
2G
900 / 1800 / 1900
900 / 1800 / 1900
2G Bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G
2100
–
3G Bands
HSDPA 900 / 2100
HSDPA 850 / 900 / 2100
4G Bands
LTE
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G Bands
SA/NSA
–
Bluetooth
Yes
4.2, A2DP
Infrared Port
Yes
–
NFC
Yes (market/region dependent)
No
Network Technology
HSPA, LTE
HSPA, LTE
Ports
Headphone Jack
Yes
Yes
USB Type
USB Type-C
USB Type-C
Build and size
Build
Glass front, plastic back, plastic frame
Glass front (Gorilla Glass 3), glass back, plastic frame
Dimensions
6.67 inches, 107.4 cm 2 (~84.2% screen-to-body ratio)
6.71 inches, 106.5 cm 2 (~82.9% screen-to-body ratio)
Features
FM Radio
FM radio
FM radio
Questions people ask

Which is better, Tecno Spark 40 or Xiaomi Redmi A3x?

Tecno Spark 40 and Xiaomi Redmi A3x are evenly matched - it comes down to what you need. Tecno Spark 40 wins on performance, gaming and connectivity; Xiaomi Redmi A3x wins on extras.

Which is faster, Tecno Spark 40 or Xiaomi Redmi A3x?

Tecno Spark 40 has the faster chip: Mediatek Helio G81 Mediatek Helio G91 - NFC model against Unisoc T603.

Which is better for gaming, Tecno Spark 40 or Xiaomi Redmi A3x?

Tecno Spark 40 has the stronger graphics for games.

Which connects better, Tecno Spark 40 or Xiaomi Redmi A3x?

Tecno Spark 40 has NFC, which Xiaomi Redmi A3x lacks.

Which is newer, Tecno Spark 40 or Xiaomi Redmi A3x?

Tecno Spark 40 is the newer of the two, released August 2025.

Scores are out of 10 against products released in the last two years, worked out from published specs. Prices are averages of what three or more sellers quoted.