Screen size
15S Pro6.7"
Redmi 15aWinner: 6.9"+2.5%
Quick verdict
15S Pro leads the measured specs 15-6.
Measured wins
15S Pro
15
spec wins
Overall winner
Ties
2
equal specs
Redmi 15a
6
spec wins
Screen size
Technology
15S Pro
GSM / CDMA / HSPA / EVDO / LTE / 5G
Redmi 15a
GSM / HSPA / LTE / 5G
2G bands
15S Pro
GSM 850 / 900 / 1800 / 1900 , CDMA 800
Redmi 15a
GSM 850 / 900 / 1800 / 1900
3G bands
15S Pro
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Redmi 15a
HSDPA 850 / 900 / 2100
4G bands
15S Pro
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
Redmi 15a
1, 3, 5, 8, 28, 40, 41
5G bands
15S Pro
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79 SA/NSA
Redmi 15a
1, 3, 5, 8, 28, 40, 41, 78 SA/NSA
Speed
15S Pro
HSPA, LTE, 5G
Redmi 15a
HSPA, LTE, 5G
Announced
15S Pro
2025, May 22
Redmi 15a
2026, March 27
Status
15S Pro
Available. Released 2025, May 22
Redmi 15a
Released Apr 3, 2026
Dimensions
15S Pro
161.3 x 75.3 x 8.3 mm (6.35 x 2.96 x 0.33 in)
Redmi 15a
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
15S Pro
216 g (7.62 oz)
Redmi 15a
210 g (7.41 oz)
SIM
15S Pro
Nano-SIM + Nano-SIM
Redmi 15a
Nano-SIM + Nano-SIM
Other
15S Pro
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Redmi 15a
Dust and splash resistant
Type
15S Pro
LTPO AMOLED, 68B colors, 120Hz, 1920Hz PWM, Dolby Vision, HDR10+, HDR Vivid, 3200 nits (peak)
Redmi 15a
IPS LCD, 120Hz, 800 nits (peak)
Size
15S Pro
6.73 inches, 109.4 cm2 (~90.0% screen-to-body ratio)
Redmi 15a
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
15S Pro
1440 x 3200 pixels, 20:9 ratio (~521 ppi density)
Redmi 15a
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Protection
15S Pro
Shatterproof glass (2024 gen)
Redmi 15a
-
OS
15S Pro
Android 15, HyperOS 2
Redmi 15a
Android 16, HyperOS 3, up to 4 major Android upgrades
Chipset
15S Pro
Xring O1 (3 nm)
Redmi 15a
Unisoc T8300 (6 nm)
CPU
15S Pro
10-core (2x3.9GHz Cortex-X925 & 4x3.4GHz Cortex-A725 & 2x1.9GHz Cortex-A725 & 2x1.8GHz Cortex-A520)
Redmi 15a
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
15S Pro
Immortalis-G925 MP16
Redmi 15a
Mali-G57 MC2
Card slot
15S Pro
No
Redmi 15a
microSDXC (dedicated slot)
Internal
15S Pro
512GB 16GB RAM, 1TB 16GB RAM
Redmi 15a
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
15S Pro
UFS 4.1
Redmi 15a
UFS 2.2
Triple
15S Pro
50 MP, f/1.4, 23mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS 50 MP, f/2.5, 120mm (periscope telephoto), PDAF (30cm - ∞), OIS, 5x optical zoom 50 MP, f/2.2, 14mm, 115˚ (ultrawide), AF
Redmi 15a
-
Features
15S Pro
Laser AF, color spectrum sensor, Leica lens, Dual-LED dual-tone flash, HDR, panorama
Redmi 15a
LED flash, HDR
Video
15S Pro
8K@24fps (HDR), 4K@30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG), 1080p@30/60/120/240/960fps, gyro-EIS
Redmi 15a
1080p@30fps
Dual
15S Pro
-
Redmi 15a
32 MP, f/2.0, (wide), 1.12µm, AF Auxiliary lens
Single
15S Pro
32 MP, f/2.0, 22mm (wide), 0.7µm
Redmi 15a
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features
15S Pro
HDR, panorama
Redmi 15a
HDR
Video
15S Pro
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Redmi 15a
1080p@30fps
Loudspeaker
15S Pro
Yes, with stereo speakers
Redmi 15a
Yes
3.5mm jack
15S Pro
No
Redmi 15a
Yes
Other
15S Pro
24-bit/192kHz Hi-Res & Hi-Res wireless audio
Redmi 15a
-
WLAN
15S Pro
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
Redmi 15a
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
15S Pro
5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Redmi 15a
5.4, A2DP, LE
Positioning
15S Pro
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS
Redmi 15a
GPS, GLONASS, GALILEO, BDS
NFC
15S Pro
Yes
Redmi 15a
No
Infrared port
15S Pro
Yes
Redmi 15a
-
Radio
15S Pro
No
Redmi 15a
FM radio, recording
USB
15S Pro
USB Type-C 3.2 Gen2, Display Port, OTG
Redmi 15a
USB Type-C 2.0, OTG
Sensors
15S Pro
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
Redmi 15a
Fingerprint (side-mounted), accelerometer, compass
Other
15S Pro
UWB support
Redmi 15a
Virtual proximity sensing
Type
15S Pro
Si/C Li-Ion 6100 mAh
Redmi 15a
6300 mAh
Charging
15S Pro
90W wired, PD3.0 50W wireless 10W reverse wireless
Redmi 15a
15W wired 7.5W reverse wired
Colors
15S Pro
Black, Blue
Redmi 15a
Black, Blue, Purple
Price
15S Pro
About 680 EUR
Redmi 15a
About 120 EUR