Screen size
12S Ultra6.7"
Redmi Note 15 SpecialWinner: 6.8"+0.6%
Quick verdict
12S Ultra leads the measured specs 11-6.
Measured wins
12S Ultra
11
spec wins
Overall winner
Ties
6
equal specs
Redmi Note 15 Special
6
spec wins
Screen size
Technology
12S Ultra
GSM / CDMA / HSPA / EVDO / LTE / 5G
Redmi Note 15 Special
GSM / HSPA / LTE / 5G
2G bands
12S Ultra
GSM 850 / 900 / 1800 / 1900 , CDMA 800
Redmi Note 15 Special
GSM 850 / 900 / 1800 / 1900
3G bands
12S Ultra
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Redmi Note 15 Special
HSDPA 850 / 900 / 2100
4G bands
12S Ultra
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 34, 38, 39, 40, 41, 42
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
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
12S Ultra
1, 3, 5, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA
Redmi Note 15 Special
1, 3, 5, 8, 28, 40, 78 SA/NSA
Speed
12S Ultra
HSPA, LTE, 5G
Redmi Note 15 Special
HSPA, LTE, 5G
Announced
12S Ultra
2022, July 04
Redmi Note 15 Special
2026, April 02
Status
12S Ultra
Available. Released 2022, July 09
Redmi Note 15 Special
Released Apr 7, 2026
Dimensions
12S Ultra
163.2 x 75 x 9.1 mm (6.43 x 2.95 x 0.36 in)
Redmi Note 15 Special
164.0 x 75.4 x 7.4 mm or 7.8 mm
Weight
12S Ultra
225 g (7.94 oz)
Redmi Note 15 Special
178 g or 182 g (6.28 oz)
Build
12S Ultra
Glass front (Gorilla Glass Victus), eco leather back, aluminum frame
Redmi Note 15 Special
-
SIM
12S Ultra
Nano-SIM + Nano-SIM
Redmi Note 15 Special
Nano-SIM + Nano-SIM
Other
12S Ultra
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
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
12S Ultra
LTPO2 AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 1000 nits (HBM), 1500 nits (peak)
Redmi Note 15 Special
AMOLED, 68B colors, 120Hz, 3840Hz PWM, 800 nits (typ), 3200 nits (peak)
Size
12S Ultra
6.73 inches, 108.9 cm2 (~89.0% screen-to-body ratio)
Redmi Note 15 Special
6.77 inches, 110.9 cm2 (~89.7% screen-to-body ratio)
Resolution
12S Ultra
1440 x 3200 pixels, 20:9 ratio (~522 ppi density)
Redmi Note 15 Special
1080 x 2392 pixels (~388 ppi density)
Protection
12S Ultra
Corning Gorilla Glass Victus
Redmi Note 15 Special
-
OS
12S Ultra
Android 12, MIUI 13
Redmi Note 15 Special
Android 15, up to 4 major Android upgrades, HyperOS 2
Chipset
12S Ultra
Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
Redmi Note 15 Special
Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm)
CPU
12S Ultra
Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
Redmi Note 15 Special
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU
12S Ultra
Adreno 730
Redmi Note 15 Special
Adreno 710
Card slot
12S Ultra
No
Redmi Note 15 Special
microSDXC (uses shared SIM slot)
Internal
12S Ultra
256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Redmi Note 15 Special
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
12S Ultra
UFS 3.1
Redmi Note 15 Special
UFS 2.2
Triple
12S Ultra
50 MP, f/1.9, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 48 MP, f/4.1, 120mm (periscope telephoto), 1/2.0", 0.8µm, PDAF, OIS, 5x optical zoom 48 MP, f/2.2, 13mm, 128˚ (ultrawide), 1/2.0", 0.8µm, dual pixel PDAF TOF 3D, (depth)
Redmi Note 15 Special
-
Features
12S Ultra
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama
Redmi Note 15 Special
LED flash, HDR, panorama
Video
12S Ultra
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, 720p@3840fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K, 1080p)
Redmi Note 15 Special
4K@30fps, 1080p@30fps, gyro-EIS
Dual
12S Ultra
-
Redmi Note 15 Special
50 MP, f/1.8, (wide), 1/2.88", 0.61µm, PDAF Auxiliary lens
Single
12S Ultra
32 MP, f/2.4, 25mm (wide), 0.7µm
Redmi Note 15 Special
20 MP, f/2.2, (wide), 1/4"
Features
12S Ultra
HDR, panorama
Redmi Note 15 Special
-
Video
12S Ultra
1080p@30fps
Redmi Note 15 Special
1080p@30fps
Loudspeaker
12S Ultra
Yes, with stereo speakers
Redmi Note 15 Special
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
12S Ultra
No
Redmi Note 15 Special
No
Other
12S Ultra
24-bit/192kHz Hi-Res audio Tuned by Harman Kardon Snapdragon Sound
Redmi Note 15 Special
24-bit/192kHz Hi-Res audio
WLAN
12S Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, DLNA
Redmi Note 15 Special
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
12S Ultra
5.2, A2DP, LE, aptX HD, aptX Adaptive
Redmi Note 15 Special
5.1, A2DP, LE
Positioning
12S Ultra
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
Redmi Note 15 Special
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
12S Ultra
Yes
Redmi Note 15 Special
No
Infrared port
12S Ultra
Yes
Redmi Note 15 Special
Yes
Radio
12S Ultra
No
Redmi Note 15 Special
No
USB
12S Ultra
USB Type-C 2.0, OTG
Redmi Note 15 Special
USB Type-C 2.0, OTG
Sensors
12S Ultra
Fingerprint (under display, optical), accelerometer, gyro, compass, barometer
Redmi Note 15 Special
Fingerprint (under display, optical), accelerometer, gyro, compass
Other
12S Ultra
Virtual proximity sensing
Redmi Note 15 Special
Virtual proximity sensing
Type
12S Ultra
Li-Po 4860 mAh
Redmi Note 15 Special
Li-Ion 5800 mAh
Charging
12S Ultra
67W wired, PD3.0, QC4, 100% in 41 min 50W wireless, 100% in 52 min 10W reverse wireless
Redmi Note 15 Special
45W wired 18W reverse wired
Colors
12S Ultra
Black, Dark Green
Redmi Note 15 Special
Crimson Reserve red, Carbon Black, Frosted White
Models
12S Ultra
2203121C
Redmi Note 15 Special
-
Price
12S Ultra
$ 300.85
Redmi Note 15 Special
About 190 EUR