Head to head

Tecno Spark 40 5G vs Xiaomi 15

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

The short answer

The Xiaomi 15 is the stronger phone of the two, scoring 88 against 74 on our combined specification score. It leads on performance, camera and battery & charging. The Tecno Spark 40 5G still wins on value for money, so it remains the better choice if that is your priority. The Tecno Spark 40 5G is the cheaper of the two at PKR 49,999 against PKR 349,999.

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The verdict

Spec-derived

Xiaomi 15 takes it by 14.4 points on our weighted spec score.

Performance Xiaomi 15 leads

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

Camera Xiaomi 15 leads

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

Battery & charging Xiaomi 15 leads

Cell capacity in mAh weighted with rated wired charging output.

Display Xiaomi 15 leads

Pixel density, refresh rate and panel technology.

Memory & storage Xiaomi 15 leads

Highest advertised RAM and internal storage configuration.

Value for money Tecno Spark 40 5G leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Tecno Spark 40 5G costs PKR 300,000 less.
  • Tecno Spark 40 5G packs a 600 mAh larger battery.
  • Xiaomi 15 charges 72W faster.
  • Xiaomi 15 offers 8 GB more RAM.
  • Xiaomi 15 ships with 768 GB more storage.
  • Xiaomi 15 uses an OLED panel while the other sticks with LCD.

Buy the Tecno Spark 40 5G if…

you care most about value for money.

Buy the Xiaomi 15 if…

you care most about performance, camera, battery & charging, display and memory & storage.

Full specification comparison

Specification Tecno Spark 40 5G Xiaomi 15
Price in Pakistan
Retail price PKR 49,999 Cheaper PKR 349,999
Design & build
Release date July 2025 October 29, 2024
Dimensions 167.69 × 77.87 × 7.99 mm 152.3 × 71.2 × 8.1 mm
Weight Not officially specified 191g (varies slightly by color variant)
Water resistance IP64 Certified IP68 Dust & Water Resistant (up to 1.5 meters for 30 minutes)
Display
Screen size 6.67 inches Better 6.36 Inches
Resolution 720 × 1600 pixels (HD+) 1200 × 2670 Pixels (1.5K) Better
Panel type IPS LCD 120Hz Up to 700 nits (HBM) LTPO OLED, 68 Billion Colors HDR10+, Dolby Vision
Protection Panda Glass Xiaomi Shield Glass / Dragon Crystal Glass
Performance
Chipset MediaTek Dimensity 6400 5G+ Qualcomm Snapdragon 8 Elite (3nm)
CPU Octa-core Octa-core (2×4.32 GHz + 6×3.53 GHz Oryon cores)
GPU Mali-G57 MC2 Adreno 830
Operating system Android 15 HiOS 15 Android 15, HyperOS 2
Memory & storage
RAM 4GB / 6GB / 8GB LPDDR4X (Memory Fusion (Virtual RAM) Up to 8GB Extended RAM) 12GB / 16GB LPDDR5X Better
Internal storage 128GB / 256GB UFS 2.2 256GB / 512GB / 1TB UFS 4.0 Better
Card slot microSDXC Dedicated microSD card slot (market dependent) Expandable storage up to 1TB (market dependent) No microSD support
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 50MP Wide (f/1.6, OIS) 50MP Telephoto 50MP Ultrawide Leica optics, HDR, Panorama
Selfie camera 8 MP Wide Portrait Mode HDR Face Retouch Filters Gesture Capture Smile Capture 32MP Selfie Camera Better
Video recording 1080p @ 30fps 720p @ 30fps Dual Video Time-Lapse Video Slow Motion Video Up to 8K, 4K Dolby Vision HDR
Battery & charging
Battery capacity Li-Ion (non-removable) 6000 mAh Better Silicon-Carbon Li-Ion 5400mAh (China) / 5240mAh (Global)
Wired charging 18W Fast Charging 90W wired HyperCharge, 50W wireless charging, 10W reverse wireless charging Better
Connectivity & extras
SIM Dual Nano-SIM, Dual Standby Dual Nano-SIM, Dual Standby
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac Dual-band Wi-Fi Wi-Fi Hotspot Wi-Fi 7, Wi-Fi 6E, Dual-band
Bluetooth 5.4 6.0
NFC Yes Yes
Sensors Side-mounted Fingerprint Scanner Face Unlock Ambient Light Sensor Proximity Sensor Accelerometer (G-Sensor) Electronic Compass Virtual Gyroscope Infrared Remote Sensor Ultrasonic Fingerprint Sensor Accelerometer Gyroscope Proximity Sensor Compass Barometer
USB USB Type-C 2.0, OTG USB Type-C 3.2, OTG, DisplayPort support

“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 15?

Xiaomi 15 comes out ahead on our combined spec score, leading by 14.4 points. It wins on performance, camera, battery & charging, display and memory & storage. 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 15 in Pakistan?

Tecno Spark 40 5G is listed at PKR 49,999 and Xiaomi 15 at PKR 349,999. That makes Tecno Spark 40 5G cheaper by PKR 300,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Tecno Spark 40 5G or Xiaomi 15?

Xiaomi 15 scores higher in our camera assessment. Both use comparable main sensors, so day to day results come down to processing.

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

Xiaomi 15 leads on battery. Tecno Spark 40 5G carries a 6000 mAh cell and Xiaomi 15 a 5400 mAh cell, with 18W and 90W wired charging respectively.

Which is better for gaming, Tecno Spark 40 5G or Xiaomi 15?

Xiaomi 15 is the stronger gaming phone here. Tecno Spark 40 5G runs the MediaTek Dimensity 6400 5G+ while Xiaomi 15 runs the Qualcomm Snapdragon 8 Elite (3nm).

Related comparisons

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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.