Screen size
Poco X4 Pro 5G6.7"
Redmi 15aWinner: 6.9"+3.3%
Quick verdict
Poco X4 Pro 5G leads the measured specs 13-3.
Measured wins
Poco X4 Pro 5G
13
spec wins
Overall winner
Ties
7
equal specs
Redmi 15a
3
spec wins
Screen size
Technology
Poco X4 Pro 5G
GSM / HSPA / LTE / 5G
Redmi 15a
GSM / HSPA / LTE / 5G
2G bands
Poco X4 Pro 5G
GSM 850 / 900 / 1800 / 1900
Redmi 15a
GSM 850 / 900 / 1800 / 1900
3G bands
Poco X4 Pro 5G
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - Global, HSDPA 850 / 900 / 1900 / 2100 - India
Redmi 15a
HSDPA 850 / 900 / 2100
4G bands
Poco X4 Pro 5G
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41 - Global, 1, 3, 5, 8, 40, 41 - India
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Redmi 15a
1, 3, 5, 8, 28, 40, 41
5G bands
Poco X4 Pro 5G
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA - Global, 1, 3, 5, 8, 28, 40, 78 SA/NSA - India
Redmi 15a
1, 3, 5, 8, 28, 40, 41, 78 SA/NSA
Speed
Poco X4 Pro 5G
HSPA, LTE, 5G
Redmi 15a
HSPA, LTE, 5G
Announced
Poco X4 Pro 5G
2022, February 28
Redmi 15a
2026, March 27
Status
Poco X4 Pro 5G
Available. Released 2022, March 23
Redmi 15a
Released Apr 3, 2026
Dimensions
Poco X4 Pro 5G
164.2 x 76.1 x 8.1 mm (6.46 x 3.00 x 0.32 in)
Redmi 15a
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
Poco X4 Pro 5G
205 g (7.23 oz)
Redmi 15a
210 g (7.41 oz)
Build
Poco X4 Pro 5G
Glass front (Gorilla Glass 5), glass back, plastic frame
Redmi 15a
-
SIM
Poco X4 Pro 5G
Nano-SIM + Nano-SIM
Redmi 15a
Nano-SIM + Nano-SIM
Other
Poco X4 Pro 5G
IP53 dust protected and water resistant (vertical water sprays)
Redmi 15a
Dust and splash resistant
Type
Poco X4 Pro 5G
Super AMOLED, 120Hz, 700 nits, 1200 nits (peak)
Redmi 15a
IPS LCD, 120Hz, 800 nits (peak)
Size
Poco X4 Pro 5G
6.67 inches, 107.4 cm2 (~86.0% screen-to-body ratio)
Redmi 15a
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
Poco X4 Pro 5G
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Redmi 15a
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Protection
Poco X4 Pro 5G
Corning Gorilla Glass 5
Redmi 15a
-
OS
Poco X4 Pro 5G
Android 11, MIUI 13 for POCO
Redmi 15a
Android 16, HyperOS 3, up to 4 major Android upgrades
Chipset
Poco X4 Pro 5G
Qualcomm SM6375 Snapdragon 695 5G (6 nm)
Redmi 15a
Unisoc T8300 (6 nm)
CPU
Poco X4 Pro 5G
Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
Redmi 15a
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Poco X4 Pro 5G
Adreno 619
Redmi 15a
Mali-G57 MC2
Card slot
Poco X4 Pro 5G
microSDXC (uses shared SIM slot)
Redmi 15a
microSDXC (dedicated slot)
Internal
Poco X4 Pro 5G
64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
Redmi 15a
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Other
Poco X4 Pro 5G
UFS 2.2
Redmi 15a
UFS 2.2
Triple
Poco X4 Pro 5G
108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, PDAF - Global version 64 MP, f/1.8, 26mm (wide), 0.7µm, PDAF - India version 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Redmi 15a
-
Features
Poco X4 Pro 5G
LED flash, HDR, panorama
Redmi 15a
LED flash, HDR
Video
Poco X4 Pro 5G
1080p@30fps
Redmi 15a
1080p@30fps
Dual
Poco X4 Pro 5G
-
Redmi 15a
32 MP, f/2.0, (wide), 1.12µm, AF Auxiliary lens
Single
Poco X4 Pro 5G
16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Redmi 15a
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features
Poco X4 Pro 5G
HDR, panorama
Redmi 15a
HDR
Video
Poco X4 Pro 5G
1080p@30fps
Redmi 15a
1080p@30fps
Loudspeaker
Poco X4 Pro 5G
Yes, with stereo speakers
Redmi 15a
Yes
3.5mm jack
Poco X4 Pro 5G
Yes
Redmi 15a
Yes
Other
Poco X4 Pro 5G
24-bit/192kHz Hi-Res audio
Redmi 15a
-
WLAN
Poco X4 Pro 5G
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
Poco X4 Pro 5G
5.1, A2DP, LE
Redmi 15a
5.4, A2DP, LE
Positioning
Poco X4 Pro 5G
GPS, GLONASS, BDS, GALILEO
Redmi 15a
GPS, GLONASS, GALILEO, BDS
NFC
Poco X4 Pro 5G
Yes (market/region dependent)
Redmi 15a
No
Infrared port
Poco X4 Pro 5G
Yes
Redmi 15a
-
Radio
Poco X4 Pro 5G
FM radio
Redmi 15a
FM radio, recording
USB
Poco X4 Pro 5G
USB Type-C 2.0, OTG
Redmi 15a
USB Type-C 2.0, OTG
Sensors
Poco X4 Pro 5G
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Redmi 15a
Fingerprint (side-mounted), accelerometer, compass
Other
Poco X4 Pro 5G
-
Redmi 15a
Virtual proximity sensing
Type
Poco X4 Pro 5G
Li-Po 5000 mAh
Redmi 15a
6300 mAh
Charging
Poco X4 Pro 5G
67W wired, PD3.0, QC3, 70% in 22 min, 100% in 41 min
Redmi 15a
15W wired 7.5W reverse wired
Colors
Poco X4 Pro 5G
Laser Black, Laser Blue, Poco Yellow
Redmi 15a
Black, Blue, Purple
Models
Poco X4 Pro 5G
2201116PG
Redmi 15a
-
SAR
Poco X4 Pro 5G
1.06 W/kg (head) 1.09 W/kg (body)
Redmi 15a
-
SAR EU
Poco X4 Pro 5G
0.60 W/kg (head) 0.96 W/kg (body)
Redmi 15a
-
Price
Poco X4 Pro 5G
$ 419.99 / £ 255.00 / € 146.48 / ₹ 12,550
Redmi 15a
About 120 EUR