Xiaomi Redmi Note 4 vs Xiaomi Redmi 15
Product
Price
159 USD
159 USD
Status
Discontinued
Available
Brand
Xiaomi Mobiles
Xiaomi Mobiles
Model No
Redmi Note 4
25057RN09E
Launch Date
2017, January 01
2025, August 01
Wikipedia
Technology
GSM / CDMA / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 ,CDMA 800 & TD-SCDMA
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 5, 7, 38, 39, 40, 41 - Snapdragon model ,1, 3, 5, 7, 8, 38, 39, 40, 41 - Mediatek model
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71
Speed
HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
HSPA, LTE, 5G
5G bands
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 71 SA/NSA
Dimensions
151 x 76 x 8.5 mm (5.94 x 2.99 x 0.33 in)
169.5 x 80.5 x 8.4 mm (6.67 x 3.17 x 0.33 in)
Weight
165 g (5.82 oz)
217 g (7.65 oz)
Build
Glass front, aluminum back, aluminum frame
Corning Gorilla Glass 3, Mohs level 6
IP64 dust tight and water resistant (water splashes)
SIM
Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Dark Gray, Gold, Black, Lake Blue
Midnight Black, Titan Gray, Ripple Green
Type
IPS LCD capacitive touchscreen, 16M colors
IPS LCD, 144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak)
Size
5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio)
6.9 inches, 116.9 cm2 (~85.7% screen-to-body ratio)
Resolution
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
OS
Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat), MIUI 11
Android 15, HyperOS 2.2
Chipset
Qualcomm MSM8953 Snapdragon 625 (14 nm)
Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm)
CPU
Octa-core 2.0 GHz Cortex-A53
Octa-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Adreno 506
Adreno 619
RAM
3GB/4GB
4GB/6GB/8GB
Storage
32GB /64GB
MMC 5.1
128GB/256GB
UFS 2.2
Card Slot
microSDXC (uses shared SIM slot)
microSDXC (uses shared SIM slot)
Lens 1
13 MP, f/2.0, 1/3.1", 1.12µm, PDAF
50 MP, f/1.8, (wide), 1/2.88" 0.61μm, PDAF
Features
Dual-LED dual-tone flash, panorama, HDR
LED flash, HDR
Video
1080p@30fps, 720p@120fps
1080p@30fps
Lens 2
Auxiliary lens
Lens 1
5 MP, f/2.0
8 MP, f/2.0, (wide)
Video
1080p@30fps
1080p@30fps
Features
HDR
Capacity
Li-Po 4100 mAh, non-removable
7000 mAh
Charging
33W wired, PD 2.0, PPS, QC3
18W reverse wired
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
Circle to Search
Loudspeaker
Yes
Yes
3.5mm jack
Yes
24-bit/192kHz audio
No
24-bit/192kHz Hi-Res audio
WLAN
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
4.1, A2DP, LE
5.1, A2DP, LE, aptX
GPS
Yes, with A-GPS, GLONASS, BDS
GPS, GLONASS, GALILEO, BDS
Radio
FM radio
USB
microUSB 2.0, USB On-The-Go
USB Type-C 2.0, OTG
NFC
Yes (market/region dependent)
Performance
GFXBench: 3.4fps (ES 3.1 onscreen)
Display
Contrast ratio: 1503:1 (nominal), 2.714 (sunlight)
Camera
Photo / Video
Loudspeaker
Voice 67dB / Noise 70dB / Ring 81dB
Audio quality
Noise -94.6dB / Crosstalk -94.3dB
Battery life
Endurance rating 119h

