Tecno Spark 20 Pro Plus vs Xiaomi Redmi 15 4G - Detailed Comparison

Q: How do I use this comparison?

Review the table below to see a side-by-side analysis of all key specs and features for each phone.

Our Pick: Tecno Spark 20 Pro Plus is the best choice based on specs comparison.

Expert Comparison

Updated January 2026 by Mk Mobile Arena team

Compare Tecno Spark 20 Pro Plus vs Xiaomi Redmi 15 4G side by side. Our table below provides a detailed, unbiased analysis of all key specifications and features to help you make an informed decision. No prices or sales—just pure information and expert insights.

Specification	Tecno Spark 20 Pro Plus View Details	Xiaomi Redmi 15 4G View Details
Basic Information
Brand	Tecno	Xiaomi
Release Date	Released 2024, February 09	2025, August 01
Views	2	N/A
Launch
Announced	2023, December 29	2025, August 01
Status	Available. Released 2024, February 09	Available.
Body
Dimensions	164.7 x 75 x 7.6 mm (6.48 x 2.95 x 0.30 in)	171.1 x 82.1 x 8.6 mm (6.74 x 3.23 x 0.34 in)
Weight	179 g (6.31 oz)	224 g (7.90 oz)
Build	Glass front (Gorilla Glass 5), plastic back, plastic frame	N/A
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Display
Type	AMOLED, 1B colors, 120Hz, 1000 nits (peak)	IPS LCD, 144Hz
Size	6.78 inches, 109.9 cm2 (~89.0% screen-to-body ratio)	6.9"
Resolution	1080 x 2436 pixels (~393 ppi density)	1080x2340 pixels
Platform
OS	Android 14	Android 15, HyperOS 2
Chipset	Helio G99 Ultimate	Snapdragon 685
CPU	Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)	Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU	Mali-G57 MC2	Adreno 610
Memory
RAM	8	6/8GB
Storage	256GB storage, no card slot	128GB/256GB storage, microSDXC
Card Slot	No	microSDXC (uses shared SIM slot)
Main Camera
Single	N/A	N/A
Dual	N/A	50 MP, f/1.8, (wide), PDAF other unspecified cameras
Triple	N/A	N/A
Quad	N/A	N/A
Five	N/A	N/A
Features	N/A	LED flash, HDR
Video	N/A	1080p@30fps
Selfie Camera
Single	N/A	8 MP, f/2.0, (wide)
Dual	N/A	N/A
Triple	N/A	N/A
Quad	N/A	N/A
Five	N/A	N/A
Features	N/A	HDR
Video	N/A	1080p@30fps
Sound
Loudspeaker	Yes, with stereo speakers	Yes
3.5mm Jack	N/A	N/A
Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band	Wi-Fi 802.11 b/g/n/ac, dual-band
Bluetooth	5.2, A2DP, LE	5.0, A2DP, LE
GPS	N/A	N/A
NFC	Yes	Yes (market/region dependent)
Radio	FM radio	No
USB	USB Type-C	USB Type-C
Network
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Bands	HSDPA 900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Bands	LTE	LTE
5G Bands	N/A	N/A
Speed	HSPA, LTE (CA)	HSPA, LTE
Features
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted), accelerometer, compass
Battery
Type	5000 mAh	7000 mAh
Capacity	N/A	N/A
Charging	N/A	33W
Wireless Charging	N/A	33W wired
Misc
Colors	Temporal Orbits, Lunar Frost, Radiant Starstream, Magic Skin 2.0 Green	Midnight Black, Titan Gray, Sandy Purple
Models	KJ7	N/A