Screen size
equal specsRedmi 156.9"
Redmi 15a6.9"
Quick verdict
Redmi 15 leads the measured specs 12-4.
Measured wins
Redmi 15
12
spec wins
Overall winner
Ties
6
equal specs
Redmi 15a
4
spec wins
Screen size
equal specsResolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
Technology
Redmi 15
GSM / HSPA / LTE / 5G
Redmi 15a
GSM / HSPA / LTE / 5G
2G bands
Redmi 15
GSM 850 / 900 / 1800 / 1900
Redmi 15a
GSM 850 / 900 / 1800 / 1900
3G bands
Redmi 15
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
Redmi 15a
HSDPA 850 / 900 / 2100
4G bands
Redmi 15
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71
Redmi 15a
1, 3, 5, 8, 28, 40, 41
5G bands
Redmi 15
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 71 SA/NSA
Redmi 15a
1, 3, 5, 8, 28, 40, 41, 78 SA/NSA
Speed
Redmi 15
HSPA, LTE, 5G
Redmi 15a
HSPA, LTE, 5G
Announced
Redmi 15
2025, August 01
Redmi 15a
2026, March 27
Status
Redmi 15
Available. Released 2025, August 01
Redmi 15a
Released Apr 3, 2026
Dimensions
Redmi 15
169.5 x 80.5 x 8.4 mm (6.67 x 3.17 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
Redmi 15
217 g (7.65 oz)
Redmi 15a
210 g (7.41 oz)
Build
Redmi 15
Glass front (Gorilla Glass 3), plastic frame, plastic back
Redmi 15a
-
SIM
Redmi 15
Nano-SIM + Nano-SIM
Redmi 15a
Nano-SIM + Nano-SIM
Other
Redmi 15
IP64 dust tight and water resistant (water splashes)
Redmi 15a
Dust and splash resistant
Type
Redmi 15
IPS LCD, 144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak)
Redmi 15a
IPS LCD, 120Hz, 800 nits (peak)
Size
Redmi 15
6.9 inches, 116.9 cm2 (~85.7% screen-to-body ratio)
Redmi 15a
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
Redmi 15
1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
Redmi 15a
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Protection
Redmi 15
Corning Gorilla Glass 3, Mohs level 6
Redmi 15a
-
OS
Redmi 15
Android 15, HyperOS 2.2
Redmi 15a
Android 16, HyperOS 3, up to 4 major Android upgrades
Chipset
Redmi 15
Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm)
Redmi 15a
Unisoc T8300 (6 nm)
CPU
Redmi 15
Octa-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
Redmi 15a
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Redmi 15
Adreno 619
Redmi 15a
Mali-G57 MC2
Card slot
Redmi 15
microSDXC (uses shared SIM slot)
Redmi 15a
microSDXC (dedicated slot)
Internal
Redmi 15
128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 8GB RAM
Redmi 15a
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
Redmi 15
UFS 2.2
Redmi 15a
UFS 2.2
Dual
Redmi 15
50 MP, f/1.8, (wide), 1/2.88" 0.61μm, PDAF Auxiliary lens
Redmi 15a
32 MP, f/2.0, (wide), 1.12µm, AF Auxiliary lens
Features
Redmi 15
LED flash, HDR
Redmi 15a
LED flash, HDR
Video
Redmi 15
1080p@30fps
Redmi 15a
1080p@30fps
Single
Redmi 15
8 MP, f/2.0, (wide)
Redmi 15a
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features
Redmi 15
HDR
Redmi 15a
HDR
Video
Redmi 15
1080p@30fps
Redmi 15a
1080p@30fps
Loudspeaker
Redmi 15
Yes
Redmi 15a
Yes
3.5mm jack
Redmi 15
No
Redmi 15a
Yes
Other
Redmi 15
24-bit/192kHz Hi-Res audio
Redmi 15a
-
WLAN
Redmi 15
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Redmi 15a
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Redmi 15
5.1, A2DP, LE, aptX
Redmi 15a
5.4, A2DP, LE
Positioning
Redmi 15
GPS, GLONASS, GALILEO, BDS
Redmi 15a
GPS, GLONASS, GALILEO, BDS
NFC
Redmi 15
Yes (market/region dependent)
Redmi 15a
No
Infrared port
Redmi 15
Yes
Redmi 15a
-
Radio
Redmi 15
No
Redmi 15a
FM radio, recording
USB
Redmi 15
USB Type-C 2.0, OTG
Redmi 15a
USB Type-C 2.0, OTG
Sensors
Redmi 15
Fingerprint (side-mounted), accelerometer, compass
Redmi 15a
Fingerprint (side-mounted), accelerometer, compass
Other
Redmi 15
Virtual proximity sensing
Redmi 15a
Virtual proximity sensing
Type
Redmi 15
7000 mAh
Redmi 15a
6300 mAh
Charging
Redmi 15
33W wired, PD 2.0, PPS, QC3 18W reverse wired
Redmi 15a
15W wired 7.5W reverse wired
Colors
Redmi 15
Midnight Black, Titan Gray, Ripple Green
Redmi 15a
Black, Blue, Purple
Models
Redmi 15
25057RN09E
Redmi 15a
-
SAR EU
Redmi 15
1.00 W/kg (head) 1.00 W/kg (body)
Redmi 15a
-
Price
Redmi 15
$ 168.00 / £ 154.90 / € 179.99 / ₹ 15,999
Redmi 15a
About 120 EUR