Head to head

Realme C100i vs Tecno Spark 20

Full specification and price comparison for Pakistan, updated 6 Jun 2026.

The short answer

The Tecno Spark 20 is the stronger phone of the two, scoring 65 against 61 on our combined specification score. It leads on camera, memory & storage and value for money. The Realme C100i still wins on battery & charging, so it remains the better choice if that is your priority. The Realme C100i is the cheaper of the two at PKR 29,999 against PKR 30,999.

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The verdict

Spec-derived

Tecno Spark 20 takes it by 3.7 points on our weighted spec score.

Performance Level

Gaming score where available, otherwise chipset tier plus usable RAM.

Camera Tecno Spark 20 leads

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

Battery & charging Realme C100i leads

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

  • Realme C100i costs PKR 1,000 less.
  • Realme C100i packs a 2,000 mAh larger battery.
  • Tecno Spark 20 charges 3W faster.
  • Tecno Spark 20 offers 4 GB more RAM.
  • Tecno Spark 20 ships with 192 GB more storage.
  • Tecno Spark 20 has a 42 MP higher-resolution main sensor.

Buy the Realme C100i if…

you care most about battery & charging.

Buy the Tecno Spark 20 if…

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

Full specification comparison

Specification Realme C100i Tecno Spark 20
Price in Pakistan
Retail price PKR 29,999 Cheaper PKR 30,999
Design & build
Release date June 2026 December 2023
Dimensions 166.48 x 78.23 x 8.38 mm 163.7 × 75.6 × 8.5 mm
Weight 208 g Not officially specified
Water resistance IP64 IP53 dust and splash resistant
Display
Screen size 6.8 Inches Better 6.6 inches
Resolution HD+ 720 × 1570 Pixels 720 × 1612 pixels (HD+) Better
Panel type IPS LCD, 120Hz IPS LCD 90Hz
Protection Corning Gorilla Glass + Panda MN228 Cover Glass Basic scratch-resistant glass
Performance
Chipset Unisoc T7250 MediaTek Helio G85 (12nm)
CPU Octa-Core Octa-core 2 × Cortex-A75 @ 2.0GHz 6 × Cortex-A55 @ 1.8GHz
GPU ARM Mali-G57 @ 850MHz Mali-G52 MP2
Operating system Android 16, Realme UI Android 13 with HiOS 13.5
Memory & storage
RAM 4 GB LPDDR4X 8GB Better
Internal storage 64 GB eMMC 5.1 128GB / 256GB eMMC 5.1 Better
Card slot microSD Card Supported microSDXC (dedicated slot)
Camera
Main camera 8MP Wide, f/2.0, AF 50 MP, Wide, PDAF 0.08 MP, Auxiliary Lens Dual LED Flash HDR Panorama AI Scene Detection Phase Detection Autofocus (PDAF) Better
Selfie camera 5MP, f/2.2 32 MP, Wide Dual LED Flash Better
Video recording Rear 1080p@30fps, Front 720p@30fps 1440p @ 30fps 1080p @ 30fps
Battery & charging
Battery capacity Li-Po 7000mAh (Typical), Non-removable Better Li-Ion (non-removable) 5000 mAh
Wired charging 15W Fast Charging (5V/3A), Reverse Charging 18W Fast Charging Better
Connectivity & extras
SIM Dual Nano-SIM Dual Nano-SIM, Dual Standby
Wi-Fi Wi-Fi 5 (802.11ac), 802.11a/b/g/n, Wi-Fi Display, Hotspot Wi-Fi 802.11 a/b/g/n/ac, Dual-band
Bluetooth Bluetooth 5.2, LE, SBC, AAC, LDAC v5.2
NFC No No
Sensors Side Fingerprint Sensor, Accelerometer, Ambient Light Sensor, Proximity Sensor, E-Compass, Gyroscope Side-mounted Fingerprint Sensor Accelerometer Compass Proximity Sensor Virtual Gyroscope Ambient Light Sensor
USB USB Type-C 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, Realme C100i or Tecno Spark 20?

Tecno Spark 20 comes out ahead on our combined spec score, leading by 3.7 points. It wins on camera, memory & storage and value for money. Realme C100i can still be the better buy if your priorities sit elsewhere or if you find it at a lower street price.

What is the price of Realme C100i and Tecno Spark 20 in Pakistan?

Realme C100i is listed at PKR 29,999 and Tecno Spark 20 at PKR 30,999. That makes Realme C100i cheaper by PKR 1,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Realme C100i or Tecno Spark 20?

Tecno Spark 20 scores higher in our camera assessment. Realme C100i uses a 8 MP main sensor against 50 MP on Tecno Spark 20, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, Realme C100i or Tecno Spark 20?

Realme C100i leads on battery. Realme C100i carries a 7000 mAh cell and Tecno Spark 20 a 5000 mAh cell, with 15W and 18W wired charging respectively.

Related comparisons

Realme C100i vs Tecno Spark 20P Tecno Spark 20 vs Tecno Spark 20P Realme C100i vs Tecno Spark 20C Tecno Spark 20 vs Tecno Spark 20C Realme C100i vs Tecno Spark Go 2024 Tecno Spark 20 vs Tecno Spark Go 2024 Realme C100i vs Tecno Spark 30C Tecno Spark 20 vs Tecno Spark 30C

Tools that use this data

Camera Score Tool Battery Score Tool Gaming Performance Checker AI Mobile Recommendation Tool All comparisons

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.