Home > Smartphone comparison > Spark 50c vs A6x 4G – which one to choose?

Tecno Spark 50c vs Oppo A6x 4G

47 out of 100
Tecno Spark 50c
VS
53 out of 100
Oppo A6x 4G
Tecno Spark 50c
Oppo A6x 4G

Here we compared two budget smartphones: the 6.78-inch Tecno Spark 50c (with MediaTek Helio G81) that was released on September 17, 2026, against the Oppo A6x 4G, which is powered by Qualcomm Snapdragon 685 and came out 10 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Tecno Spark 50c
  • Newer Bluetooth version (v5.4)
  • Waterproof body (IP69 classification)
  • Stereo speakers
  • The phone is 10 months newer
  • Weighs 22 grams less
  • Has a built-in infrared port
Reasons to consider the Oppo A6x 4G
  • Comes with 1300 mAh larger battery capacity: 6500 vs 5200 mAh
  • More energy-efficient CPU – Snapdragon 685
  • 22% better performance in AnTuTu Benchmark (452K versus 370K)
  • Reverse charging feature

Review

Evaluation of Tecno Spark 50c and Oppo A6x 4G crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Spark 50c
35*
A6x 4G
52*
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Spark 50c
59*
A6x 4G
81*
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
Spark 50c
47*
A6x 4G
53*
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πŸ“± Primary usage:

Value for money (Beta)

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Currency
4 / 64 GB
VS
4 / 64 GB

Tests and specifications

Comparison table of technical specifications and tests
Phone:
Spark 50c
vs
A6x 4G

Display

Type IPS LCD IPS LCD
Size 6.78 inches 6.75 inches
Resolution 720 x 1600 pixels 720 x 1570 pixels
Aspect ratio 20:9 19.5:9
PPI 259 ppi 256 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (60-120 Hz)
Max rated brightness - 1125 nits
HDR support No No
Touch sampling rate - 240 Hz
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 83.5% 85.5%
Display features - - DCI-P3

Design and build

Height 167.82 mm (6.61 inches) 166.61 mm (6.56 inches)
Width 79.22 mm (3.12 inches) 78.51 mm (3.09 inches)
Thickness 7.9 mm (0.31 inches) 8.61 mm (0.34 inches)
Weight 188 g (6.63 oz) 210 g (7.41 oz)
Waterproof IP69 IP64
Advanced cooling - Vapor chamber
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Black, Gray, Red, Orange Blue, Purple
Fingerprint scanner Yes, in-button Yes, in-button
Screen-to-body ratio
Spark 50c
83.5%
A6x 4G +2%
85.5%

Performance

Chipset specifications of Tecno Spark 50c and Oppo A6x 4G
SoC
Chipset MediaTek Helio G81 Qualcomm Snapdragon 685
Max clock 2000 MHz 2800 MHz
CPU cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6 cores at 1.7 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75		 - 4 cores at 1.9 GHz: Cortex-A53
- 4 cores at 2.8 GHz: Cortex-A73
Manufacturing TSMC TSMC
Lithography process 12 nanometers 6 nanometers
Neural processor (NPU) Yes Hexagon 686
GPU
Graphics Mali-G52 MP2 Adreno 610
GPU shading units 48 128
GPU clock 820 MHz 1260 MHz
FLOPS ~78.7 GFLOPS ~322.6 GFLOPS

Benchmarks

Benchmark comparison of Tecno Spark 50c and Oppo A6x 4G
Geekbench 6 (Single-Core)
Spark 50c
430
A6x 4G +4%
449
Geekbench 6 (Multi-Core)
Spark 50c +12%
1410
A6x 4G
1257
Compute Score (GPU)
Spark 50c +1908%
964
A6x 4G
48
Compute Score (GPU) 964 48
Single-core score 430 449
Multi-core score 1410 1257
Sources: Geekbench [3]
AnTuTu Benchmark 11
Spark 50c
370555
A6x 4G +22%
452848
CPU 147070 195569
GPU 23962 29569
Memory 88817 107925
UX 110706 119785
Total score 370555 452848
Samples Less than 3 Less than 3
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Recent User Tests

The latest benchmark tests that have been submitted by users
Tecno Spark 50c
No benchmark results yet
Add
Oppo A6x 4G
DateBenchmarkResult
πŸ“˜ 2026-10-04 -> EditaddictsGeekbench 7 CPU486 / 1426
πŸ“˜ 2026-10-02 -> EditaddictsAnTuTu 12493553
πŸ“˜ 2026-09-29 -> EditaddictsAnTuTu 12490504
πŸ“˜ 2026-09-10 -> EditaddictsGeekbench 6 CPU485 / 1332
πŸ“˜ 2026-09-05 -> EditaddictsAnTuTu 11445263
Add View all (5)

Memory

RAM
RAM size 4 GB 4 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage size 64 GB 64 GB
Storage type UFS 2.2 UFS 2.2
Memory card MicroSD MicroSD
Memory card max size Up to 2048 GB Up to 1024 GB

Software

Operating system Android 16 Android 15 (Can be upgraded to Android 16)
ROM HIOS 16 ColorOS 16
OS updates - 2 years
Security updates - 3 years

Battery

Capacity 5200 mAh 6500 mAh
Max charge power 15 W 15 W
Battery type Silicon-Carbon (Si/C) Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging No No
Reverse charging No Yes
Bypass charging No No
Fast charging Yes Yes
Add your battery life

Main camera

Matrix 13 megapixels 13 megapixels
Zoom Digital Digital
Flash Dual LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording No No
1080p video recording Up to 30FPS Up to 30FPS
Slow motion - 120 FPS (720p)
Lenses 1) Standard: 13 MP
1) Standard: 13 MP
Camera features - Bokeh mode
- Pro mode		 - Bokeh mode
- Pro mode
Standard lens
Image resolution 13 MP 13 MP
Aperture - f/2.2
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital

Selfie camera

Megapixels 8 megapixels 5 megapixels
Aperture f/2.0 f/2.2
Sensor CMOS CMOS
Autofocus No No
Stabilization No Digital
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPort No No
GPS GPS, GLONASS, Galileo GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes No
Infrared port Yes No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No Yes
5G support No No

Sound

Speakers Stereo Mono
Headphone audio jack Yes Yes
FM radio Yes No
Dolby Atmos - No

Other

Category Budget Budget
Announced September 2026 December 2025
Release date October 2026 December 2025
Launch price (MSRP) - $160
Sensors - Proximity sensor
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 15 W Yes, 15 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Oppo A6x 4G is definitely a better buy.

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