Screen size
Mix 46.7"
Redmi Note 15 SpecialWinner: 6.8"+1.5%
Quick verdict
Mix 4 leads the measured specs 9-7.
Measured wins
Mix 4
9
spec wins
Overall winner
Ties
7
equal specs
Redmi Note 15 Special
7
spec wins
Screen size
Technology
Mix 4
GSM / CDMA / HSPA / EVDO / LTE / 5G
Redmi Note 15 Special
GSM / HSPA / LTE / 5G
2G bands
Mix 4
GSM 850 / 900 / 1800 / 1900 , CDMA 800
Redmi Note 15 Special
GSM 850 / 900 / 1800 / 1900
3G bands
Mix 4
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Redmi Note 15 Special
HSDPA 850 / 900 / 2100
4G bands
Mix 4
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
equal specsRedmi Note 15 Special
1, 3, 5, 8, 28, 40, 41
5G bands
Mix 4
1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6
Redmi Note 15 Special
1, 3, 5, 8, 28, 40, 78 SA/NSA
Speed
Mix 4
HSPA, LTE, 5G
Redmi Note 15 Special
HSPA, LTE, 5G
Announced
Mix 4
2021, August 10
Redmi Note 15 Special
2026, April 02
Status
Mix 4
Available. Released 2021, August 16
Redmi Note 15 Special
Released Apr 7, 2026
Dimensions
Mix 4
162.6 x 75.4 x 8 mm (6.40 x 2.97 x 0.31 in)
Redmi Note 15 Special
164.0 x 75.4 x 7.4 mm or 7.8 mm
Weight
Mix 4
225 g (7.94 oz)
Redmi Note 15 Special
178 g or 182 g (6.28 oz)
Build
Mix 4
Glass front (Gorilla Glass Victus), ceramic back, aluminum frame
Redmi Note 15 Special
-
SIM
Mix 4
Nano-SIM + Nano-SIM
Redmi Note 15 Special
Nano-SIM + Nano-SIM
Other
Mix 4
IP53 dust protected and water resistant (vertical water sprays)
Redmi Note 15 Special
Drop resistant up to 1.7m MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions IP66 dust tight and water resistant (high pressure water jets)
Type
Mix 4
AMOLED, 1B colors, 120Hz, HDR10+, Dolby Vision, 800 nits (HBM)
Redmi Note 15 Special
AMOLED, 68B colors, 120Hz, 3840Hz PWM, 800 nits (typ), 3200 nits (peak)
Size
Mix 4
6.67 inches, 107.4 cm2 (~87.6% screen-to-body ratio)
Redmi Note 15 Special
6.77 inches, 110.9 cm2 (~89.7% screen-to-body ratio)
Resolution
Mix 4
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Redmi Note 15 Special
1080 x 2392 pixels (~388 ppi density)
Protection
Mix 4
Corning Gorilla Glass Victus
Redmi Note 15 Special
-
OS
Mix 4
Android 11, MIUI 12.5
Redmi Note 15 Special
Android 15, up to 4 major Android upgrades, HyperOS 2
Chipset
Mix 4
Qualcomm SM8350 Snapdragon 888+ 5G (5 nm)
Redmi Note 15 Special
Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm)
CPU
Mix 4
Octa-core (1x2.99 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
Redmi Note 15 Special
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU
Mix 4
Adreno 660
Redmi Note 15 Special
Adreno 710
Card slot
Mix 4
No
Redmi Note 15 Special
microSDXC (uses shared SIM slot)
Internal
Mix 4
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Redmi Note 15 Special
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
Mix 4
UFS 3.1
Redmi Note 15 Special
UFS 2.2
Triple
Mix 4
108 MP, f/1.9, 24mm (wide), 1/1.33", 0.8µm, PDAF, OIS 8 MP, f/4.1, 120mm (periscope telephoto), PDAF, OIS, 5x optical zoom 13 MP, f/2.2, 12mm, 123˚ (ultrawide), 1/3.06", 1.12µm
Redmi Note 15 Special
-
Features
Mix 4
Laser AF, color spectrum sensor, Dual-LED flash, HDR, panorama
Redmi Note 15 Special
LED flash, HDR, panorama
Video
Mix 4
8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10+
Redmi Note 15 Special
4K@30fps, 1080p@30fps, gyro-EIS
Dual
Mix 4
-
Redmi Note 15 Special
50 MP, f/1.8, (wide), 1/2.88", 0.61µm, PDAF Auxiliary lens
Single
Mix 4
20 MP, 27mm (wide), 1/3.4", 0.8µm, under display
Redmi Note 15 Special
20 MP, f/2.2, (wide), 1/4"
Features
Mix 4
HDR
Redmi Note 15 Special
-
Video
Mix 4
1080p@30fps
Redmi Note 15 Special
1080p@30fps
Loudspeaker
Mix 4
Yes, with stereo speakers
Redmi Note 15 Special
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Mix 4
No
Redmi Note 15 Special
No
Other
Mix 4
24-bit/192kHz Hi-Res audio Tuned by Harman Kardon Snapdragon Sound
Redmi Note 15 Special
24-bit/192kHz Hi-Res audio
WLAN
Mix 4
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Redmi Note 15 Special
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Mix 4
5.2, A2DP, LE, aptX HD
Redmi Note 15 Special
5.1, A2DP, LE
Positioning
Mix 4
GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
Redmi Note 15 Special
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
Mix 4
Yes
Redmi Note 15 Special
No
Infrared port
Mix 4
Yes
Redmi Note 15 Special
Yes
Radio
Mix 4
No
Redmi Note 15 Special
No
USB
Mix 4
USB Type-C 2.0
Redmi Note 15 Special
USB Type-C 2.0, OTG
Sensors
Mix 4
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Redmi Note 15 Special
Fingerprint (under display, optical), accelerometer, gyro, compass
Other
Mix 4
Ultra Wideband (UWB) support
Redmi Note 15 Special
Virtual proximity sensing
Type
Mix 4
Li-Po 4500 mAh
Redmi Note 15 Special
Li-Ion 5800 mAh
Charging
Mix 4
120W wired, PD3.0, QC4, 100% in 15 min 50W wireless, 100% in 28 min
Redmi Note 15 Special
45W wired 18W reverse wired
Colors
Mix 4
Ceramic Black, Ceramic White, Shadow Gray
Redmi Note 15 Special
Crimson Reserve red, Carbon Black, Frosted White
Models
Mix 4
2106118C
Redmi Note 15 Special
-
Price
Mix 4
About 660 EUR
Redmi Note 15 Special
About 190 EUR