Screen size
17 UltraWinner: 6.9"+1.9%
Redmi Note 15 Special6.8"
Quick verdict
17 Ultra leads the measured specs 15-3.
Measured wins
17 Ultra
15
spec wins
Overall winner
Ties
5
equal specs
Redmi Note 15 Special
3
spec wins
Screen size
Technology
17 Ultra
GSM / HSPA / LTE / 5G
Redmi Note 15 Special
GSM / HSPA / LTE / 5G
2G bands
17 Ultra
GSM 850 / 900 / 1800 / 1900
Redmi Note 15 Special
GSM 850 / 900 / 1800 / 1900
3G bands
17 Ultra
HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100
Redmi Note 15 Special
HSDPA 850 / 900 / 2100
4G bands
17 Ultra
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66
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
5G 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
17 Ultra
1, 2, 3, 5, 7, 8, 12, 13, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 70, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA
Redmi Note 15 Special
1, 3, 5, 8, 28, 40, 78 SA/NSA
Speed
17 Ultra
HSPA, LTE, 5G
Redmi Note 15 Special
HSPA, LTE, 5G
Announced
17 Ultra
2025, December 25
Redmi Note 15 Special
2026, April 02
Status
17 Ultra
Available. Released 2025, December 27
Redmi Note 15 Special
Released Apr 7, 2026
Dimensions
17 Ultra
162.9 x 77.6 x 8.5 mm (6.41 x 3.06 x 0.33 in)
Redmi Note 15 Special
164.0 x 75.4 x 7.4 mm or 7.8 mm
Weight
17 Ultra
230 g (8.11 oz)
Redmi Note 15 Special
178 g or 182 g (6.28 oz)
Build
17 Ultra
Glass front, fiber-reinforced plastic back / silicone polymer back (eco leather), aluminum frame
Redmi Note 15 Special
-
SIM
17 Ultra
· Nano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Redmi Note 15 Special
Nano-SIM + Nano-SIM
Other
17 Ultra
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min) Aerospace-grade glass fiber
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
17 Ultra
LTPO AMOLED, 68B colors, 120Hz, 2160Hz PWM, Dolby Vision, HDR Vivid, HDR10+, 3500 nits (peak)
Redmi Note 15 Special
AMOLED, 68B colors, 120Hz, 3840Hz PWM, 800 nits (typ), 3200 nits (peak)
Size
17 Ultra
6.9 inches, 116.6 cm2 (~92.3% screen-to-body ratio)
Redmi Note 15 Special
6.77 inches, 110.9 cm2 (~89.7% screen-to-body ratio)
Resolution
17 Ultra
1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density)
Redmi Note 15 Special
1080 x 2392 pixels (~388 ppi density)
OS
17 Ultra
Android 16, HyperOS 3
Redmi Note 15 Special
Android 15, up to 4 major Android upgrades, HyperOS 2
Chipset
17 Ultra
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
Redmi Note 15 Special
Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm)
CPU
17 Ultra
Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
Redmi Note 15 Special
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU
17 Ultra
Adreno 840
Redmi Note 15 Special
Adreno 710
Card slot
17 Ultra
No
Redmi Note 15 Special
microSDXC (uses shared SIM slot)
Internal
17 Ultra
512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Redmi Note 15 Special
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
17 Ultra
UFS 4.1
Redmi Note 15 Special
UFS 2.2
Triple
17 Ultra
50 MP, f/1.7, 23mm (wide), 1.0"-type, 1.6µm, dual pixel PDAF, OIS 200 MP, f/2.4-3.0, 75-100mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF (30cm - ∞), OIS, 3.2-4.3x continuous optical zoom, zoom ring 50 MP, f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, dual pixel PDAF TOF 3D, (depth)
Redmi Note 15 Special
-
Features
17 Ultra
Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)
Redmi Note 15 Special
LED flash, HDR, panorama
Video
17 Ultra
8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p)
Redmi Note 15 Special
4K@30fps, 1080p@30fps, gyro-EIS
Dual
17 Ultra
-
Redmi Note 15 Special
50 MP, f/1.8, (wide), 1/2.88", 0.61µm, PDAF Auxiliary lens
Single
17 Ultra
50 MP, (wide), 1/2.88", 0.61µm
Redmi Note 15 Special
20 MP, f/2.2, (wide), 1/4"
Features
17 Ultra
HDR, panorama
Redmi Note 15 Special
-
Video
17 Ultra
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Redmi Note 15 Special
1080p@30fps
Loudspeaker
17 Ultra
Yes, with stereo speakers
Redmi Note 15 Special
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
17 Ultra
No
Redmi Note 15 Special
No
Other
17 Ultra
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
Redmi Note 15 Special
24-bit/192kHz Hi-Res audio
WLAN
17 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band or tri-band, Wi-Fi Direct
Redmi Note 15 Special
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
17 Ultra
5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5, MIHC
Redmi Note 15 Special
5.1, A2DP, LE
Positioning
17 Ultra
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
Redmi Note 15 Special
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
17 Ultra
Yes
Redmi Note 15 Special
No
Infrared port
17 Ultra
Yes
Redmi Note 15 Special
Yes
Radio
17 Ultra
No
Redmi Note 15 Special
No
USB
17 Ultra
USB Type-C 3.2 Gen 2, DisplayPort, OTG
Redmi Note 15 Special
USB Type-C 2.0, OTG
Sensors
17 Ultra
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer
Redmi Note 15 Special
Fingerprint (under display, optical), accelerometer, gyro, compass
Other
17 Ultra
Two-way satellite communication
Redmi Note 15 Special
Virtual proximity sensing
Type
17 Ultra
Si/C Li-Ion 6800 mAh
Redmi Note 15 Special
Li-Ion 5800 mAh
Charging
17 Ultra
90W wired, 90W PPS, PD3.0, QC3+ 50W wireless 22.5W reverse wired 10W reverse wireless
Redmi Note 15 Special
45W wired 18W reverse wired
Colors
17 Ultra
Black, White, Starry Green, Purple
Redmi Note 15 Special
Crimson Reserve red, Carbon Black, Frosted White
Models
17 Ultra
25128PNA1C
Redmi Note 15 Special
-
Price
17 Ultra
About 850 EUR
Redmi Note 15 Special
About 190 EUR