Head to head

Tecno Spark 20 vs Vivo Y31 5G

Full specification and price comparison for Pakistan, updated 9 Aug 2026.

The short answer

The Tecno Spark 20 and the Vivo Y31 5G finish within three points of each other on our combined specification score, so neither is a clear winner. Tecno Spark 20 leads on camera. The Tecno Spark 20 is the cheaper of the two at PKR 30,999 against PKR 47,999.

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The verdict

Spec-derived

Too close to call. These two finish within three points of each other, so the right answer depends on which category matters most to you.

Camera Tecno Spark 20 leads

Camera Score where available, otherwise sensor resolution and lens count. Megapixels alone do not measure image quality.

Battery & charging Level

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Tecno Spark 20 leads

Highest advertised RAM and internal storage configuration.

Value for money Tecno Spark 20 leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Tecno Spark 20 costs PKR 17,000 less.
  • Tecno Spark 20 offers 2 GB more RAM.
  • Tecno Spark 20 ships with 128 GB more storage.
  • Tecno Spark 20 has a 37 MP higher-resolution main sensor.

Buy the Tecno Spark 20 if…

you care most about camera, memory & storage and value for money.

Not enough published data to score: Performance. Those categories are excluded from the overall figure rather than estimated.

Full specification comparison

Specification Tecno Spark 20 Vivo Y31 5G
Price in Pakistan
Retail price PKR 30,999 Cheaper PKR 47,999
Design & build
Release date December 2023 January 2022
Dimensions 163.7 × 75.6 × 8.5 mm 164.0 × 75.8 × 8.3 mm
Weight Not officially specified 188 g
Water resistance IP53 dust and splash resistant no official water or dust resistance
Display
Screen size 6.6 inches Better 6.58 inches
Resolution 720 × 1612 pixels (HD+) 1080 × 2408 pixels (~401 ppi) Better
Panel type IPS LCD 90Hz IPS LCD 60Hz
Protection Basic scratch-resistant glass Not listed
Performance
Chipset MediaTek Helio G85 (12nm) MediaTek Dimensity 700 (7 nm)
CPU Octa-core 2 × Cortex-A75 @ 2.0GHz 6 × Cortex-A55 @ 1.8GHz Octa-core (2×2.2 GHz Cortex-A76 + 6×2.0 GHz Cortex-A55)
GPU Mali-G52 MP2 Mali-G57 MC2
Operating system Android 13 with HiOS 13.5 Android 11(Funtouch OS 12)
Memory & storage
RAM 8GB Better 4 GB / 6 GB
Internal storage 128GB / 256GB eMMC 5.1 Better 128 GB
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Camera
Main camera 50 MP, Wide, PDAF 0.08 MP, Auxiliary Lens Dual LED Flash HDR Panorama AI Scene Detection Phase Detection Autofocus (PDAF) Better 13 MP (wide, f/2.2) + 2 MP (macro)
Selfie camera 32 MP, Wide Dual LED Flash Better 8 MP (wide)
Video recording 1440p @ 30fps 1080p @ 30fps 1080p@30fps
Battery & charging
Battery capacity Li-Ion (non-removable) 5000 mAh Li-Po 5000 mAh (non-removable)
Wired charging 18W Fast Charging 18W wired
Connectivity & extras
SIM Dual Nano-SIM, Dual Standby Dual SIM (Nano-SIM, dual standby)
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, Dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth v5.2 5.1
NFC No No
Sensors Side-mounted Fingerprint Sensor Accelerometer Compass Proximity Sensor Virtual Gyroscope Ambient Light Sensor Fingerprint (side-mounted), accelerometer, proximity, compass
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG

“Better” marks the higher (or, for price and weight, the lower) figure. It is a specification difference, not a judgement about real-world experience.

Questions people ask

Which is better, Tecno Spark 20 or Vivo Y31 5G?

Tecno Spark 20 and Vivo Y31 5G finish within a few points of each other, so neither is a clear winner on paper. Pick the one that leads in the category you care about most.

What is the price of Tecno Spark 20 and Vivo Y31 5G in Pakistan?

Tecno Spark 20 is listed at PKR 30,999 and Vivo Y31 5G at PKR 47,999. That makes Tecno Spark 20 cheaper by PKR 17,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Tecno Spark 20 or Vivo Y31 5G?

Tecno Spark 20 scores higher in our camera assessment. Tecno Spark 20 uses a 50 MP main sensor against 13 MP on Vivo Y31 5G, though sensor size and processing matter more than resolution alone.

Related comparisons

Tecno Spark 20 vs Tecno Spark 20P Vivo Y31 5G vs Tecno Spark 20P Tecno Spark 20 vs Tecno Spark 20C Vivo Y31 5G vs Tecno Spark 20C Tecno Spark 20 vs Tecno Spark 30C Vivo Y31 5G vs Tecno Spark 30C Tecno Spark 20 vs Tecno Spark Go 2024 Vivo Y31 5G vs Tecno Spark Go 2024

Tools that use this data

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Scores are calculated from the published hardware specification of each device using the same formula for every phone on WhatMobilePK — they are not paid placements and they are not laboratory test results. Prices are indicative Pakistani retail prices and change frequently.