Head to head

Tecno Spark 40 5G vs Xiaomi Redmi 15

Full specification and price comparison for Pakistan, updated 7 Aug 2026.

The short answer

The Xiaomi Redmi 15 is the stronger phone of the two, scoring 79 against 73 on our combined specification score. It leads on battery & charging and value for money. The Xiaomi Redmi 15 is the cheaper of the two at PKR 45,999 against PKR 49,999.

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The verdict

Spec-derived

Xiaomi Redmi 15 takes it by 5.9 points on our weighted spec score.

Camera Level

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

Battery & charging Xiaomi Redmi 15 leads

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Level

Highest advertised RAM and internal storage configuration.

Value for money Xiaomi Redmi 15 leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Xiaomi Redmi 15 costs PKR 4,000 less.
  • Xiaomi Redmi 15 packs a 1,000 mAh larger battery.
  • Xiaomi Redmi 15 charges 15W faster.

Buy the Xiaomi Redmi 15 if…

you care most about battery & charging 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 40 5G Xiaomi Redmi 15
Price in Pakistan
Retail price PKR 49,999 PKR 45,999 Cheaper
Design & build
Release date July 2025 Q3 2025 (expected Pakistan availability)
Dimensions 167.69 × 77.87 × 7.99 mm Approximately 165.4 × 76.7 × ~8.5 mm
Weight Not officially specified 200 g
Water resistance IP64 Certified Not officially rated
Display
Screen size 6.67 inches 6.9 in Better
Resolution 720 × 1600 pixels (HD+) 1080 × 2340 pixels (~374 ppi) Better
Panel type IPS LCD 120Hz Up to 700 nits (HBM) IPS LCD, up to 144 Hz
Protection Panda Glass Standard Glass
Performance
Chipset MediaTek Dimensity 6400 5G+ Qualcomm Snapdragon 6s Gen 3 (5G)
CPU Octa-core Octa-core up to 2.3 GHz
GPU Mali-G57 MC2 Adreno (integrated, Snapdragon class)
Operating system Android 15 HiOS 15 Android 15 with HyperOS 2
Memory & storage
RAM 4GB / 6GB / 8GB LPDDR4X (Memory Fusion (Virtual RAM) Up to 8GB Extended RAM) 8 GB
Internal storage 128GB / 256GB UFS 2.2 256 GB
Card slot microSDXC Dedicated microSD card slot (market dependent) Expandable storage up to 1TB (market dependent) Yes (microSD up to 2 TB)
Camera
Main camera 50 MP, Wide AI Lens Autofocus Dual LED Flash HDR Panorama AI Scene Recognition Night Mode Portrait Mode Beauty Mode Pro Mode Super Resolution Time-Lapse Slow Motion AI Camera Filters Document Scanner QR Code Scanner Continuous Shooting 50 MP (main) + 2 MP
Selfie camera 8 MP Wide Portrait Mode HDR Face Retouch Filters Gesture Capture Smile Capture 8 MP
Video recording 1080p @ 30fps 720p @ 30fps Dual Video Time-Lapse Video Slow Motion Video 1080p@30fps
Battery & charging
Battery capacity Li-Ion (non-removable) 6000 mAh Non-removable Li-Ion 7000 mAh Better
Wired charging 18W Fast Charging 33W wired, 18W reverse charging Better
Connectivity & extras
SIM Dual Nano-SIM, Dual Standby Dual Nano-SIM
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac Dual-band Wi-Fi Wi-Fi Hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth 5.4 5.3
NFC Yes No (Region dependent)
Sensors Side-mounted Fingerprint Scanner Face Unlock Ambient Light Sensor Proximity Sensor Accelerometer (G-Sensor) Electronic Compass Virtual Gyroscope Infrared Remote Sensor Fingerprint (side), accelerometer, gyro, 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 40 5G or Xiaomi Redmi 15?

Xiaomi Redmi 15 comes out ahead on our combined spec score, leading by 5.9 points. It wins on battery & charging and value for money. Tecno Spark 40 5G 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 Tecno Spark 40 5G and Xiaomi Redmi 15 in Pakistan?

Tecno Spark 40 5G is listed at PKR 49,999 and Xiaomi Redmi 15 at PKR 45,999. That makes Xiaomi Redmi 15 cheaper by PKR 4,000. Retail prices move often, so treat these as indicative.

Which phone has the better battery, Tecno Spark 40 5G or Xiaomi Redmi 15?

Xiaomi Redmi 15 leads on battery. Tecno Spark 40 5G carries a 6000 mAh cell and Xiaomi Redmi 15 a 7000 mAh cell, with 18W and 33W wired charging respectively.

Related comparisons

Tecno Spark 40 5G vs Tecno Spark 30 5G Xiaomi Redmi 15 vs Tecno Spark 30 5G Tecno Spark 40 5G vs Tecno Camon 19 Pro Xiaomi Redmi 15 vs Tecno Camon 19 Pro Tecno Spark 40 5G vs TECNO POVA 5 Pro 5G Free Fire Special Edition Xiaomi Redmi 15 vs TECNO POVA 5 Pro 5G Free Fire Special Edition Tecno Spark 40 5G vs Tecno Spark 20 Pro 5G Xiaomi Redmi 15 vs Tecno Spark 20 Pro 5G

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.