Screen size
Redmi K206.4"
Redmi Note 15 SpecialWinner: 6.8"+5.6%
Quick verdict
Redmi Note 15 Special leads the measured specs 16-3.
Measured wins
Redmi K20
3
spec wins
Ties
4
equal specs
Redmi Note 15 Special
16
spec wins
Overall winner
Screen size
Technology
Redmi K20
GSM / HSPA / LTE
Redmi Note 15 Special
GSM / HSPA / LTE / 5G
2G bands
Redmi K20
GSM 850 / 900 / 1800 / 1900
Redmi Note 15 Special
GSM 850 / 900 / 1800 / 1900
3G bands
Redmi K20
HSDPA 850 / 900 / 1900 / 2100
Redmi Note 15 Special
HSDPA 850 / 900 / 2100
4G bands
Redmi K20
1, 3, 5, 7, 8, 34, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
3.5mm jack
SD card
Stereo speakers
Redmi Note 15 Special
1, 3, 5, 8, 28, 40, 41
Speed
Redmi K20
HSPA, LTE
Redmi Note 15 Special
HSPA, LTE, 5G
5G bands
Redmi K20
-
Redmi Note 15 Special
1, 3, 5, 8, 28, 40, 78 SA/NSA
Announced
Redmi K20
2019, May. Released 2019, June
Redmi Note 15 Special
2026, April 02
Status
Redmi K20
Discontinued
Redmi Note 15 Special
Released Apr 7, 2026
Dimensions
Redmi K20
156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
Redmi Note 15 Special
164.0 x 75.4 x 7.4 mm or 7.8 mm
Weight
Redmi K20
191 g (6.74 oz)
Redmi Note 15 Special
178 g or 182 g (6.28 oz)
Build
Redmi K20
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Redmi Note 15 Special
-
SIM
Redmi K20
Nano-SIM + Nano-SIM
Redmi Note 15 Special
Nano-SIM + Nano-SIM
Other
Redmi K20
-
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
Redmi K20
Super AMOLED, HDR
Redmi Note 15 Special
AMOLED, 68B colors, 120Hz, 3840Hz PWM, 800 nits (typ), 3200 nits (peak)
Size
Redmi K20
6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
Redmi Note 15 Special
6.77 inches, 110.9 cm2 (~89.7% screen-to-body ratio)
Resolution
Redmi K20
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Redmi Note 15 Special
1080 x 2392 pixels (~388 ppi density)
Protection
Redmi K20
Corning Gorilla Glass 5
Redmi Note 15 Special
-
OS
Redmi K20
Android 9.0 (Pie), upgradable to Android 10, MIUI 12
Redmi Note 15 Special
Android 15, up to 4 major Android upgrades, HyperOS 2
Chipset
Redmi K20
Qualcomm SDM730 Snapdragon 730 (8 nm)
Redmi Note 15 Special
Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm)
CPU
Redmi K20
Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Redmi Note 15 Special
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU
Redmi K20
Adreno 618
Redmi Note 15 Special
Adreno 710
Card slot
Redmi K20
No
Redmi Note 15 Special
microSDXC (uses shared SIM slot)
Internal
Redmi K20
64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
Redmi Note 15 Special
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
Redmi K20
UFS 2.1
Redmi Note 15 Special
UFS 2.2
Triple
Redmi K20
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, 53mm (telephoto), 1/4.0", 1.12µm, PDAF, 2x optical zoom 13 MP, f/2.4, 12mm (ultrawide), 1/3.1", 1.12µm
Redmi Note 15 Special
-
Features
Redmi K20
Dual-LED flash, HDR, panorama
Redmi Note 15 Special
LED flash, HDR, panorama
Video
Redmi K20
4K@30fps, 1080p@30/120/240fps, 1080p@960fps
Redmi Note 15 Special
4K@30fps, 1080p@30fps, gyro-EIS
Dual
Redmi K20
-
Redmi Note 15 Special
50 MP, f/1.8, (wide), 1/2.88", 0.61µm, PDAF Auxiliary lens
Single
Redmi K20
Motorized pop-up 20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Redmi Note 15 Special
20 MP, f/2.2, (wide), 1/4"
Features
Redmi K20
HDR
Redmi Note 15 Special
-
Video
Redmi K20
1080p@30fps
Redmi Note 15 Special
1080p@30fps
Loudspeaker
Redmi K20
Yes
Redmi Note 15 Special
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Redmi K20
Yes
Redmi Note 15 Special
No
Other
Redmi K20
24-bit/192kHz Hi-Res audio
Redmi Note 15 Special
24-bit/192kHz Hi-Res audio
WLAN
Redmi K20
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Redmi Note 15 Special
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
Redmi K20
5.0, A2DP, LE, aptX HD
Redmi Note 15 Special
5.1, A2DP, LE
Positioning
Redmi K20
GPS, GLONASS, GALILEO, BDS
Redmi Note 15 Special
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
Redmi K20
Yes (China only)
Redmi Note 15 Special
No
Radio
Redmi K20
FM radio
Redmi Note 15 Special
No
USB
Redmi K20
USB Type-C 2.0, OTG
Redmi Note 15 Special
USB Type-C 2.0, OTG
Infrared port
Redmi K20
-
Redmi Note 15 Special
Yes
Sensors
Redmi K20
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Redmi Note 15 Special
Fingerprint (under display, optical), accelerometer, gyro, compass
Other
Redmi K20
-
Redmi Note 15 Special
Virtual proximity sensing
Type
Redmi K20
Li-Po 4000 mAh, non-removable
Redmi Note 15 Special
Li-Ion 5800 mAh
Charging
Redmi K20
18W wired
Redmi Note 15 Special
45W wired 18W reverse wired
Colors
Redmi K20
Carbon black, Red flame, Glacier blue, Pearl White
Redmi Note 15 Special
Crimson Reserve red, Carbon Black, Frosted White
Models
Redmi K20
M1903F10I
Redmi Note 15 Special
-
SAR
Redmi K20
1.07 W/kg (head) 0.72 W/kg (body)
Redmi Note 15 Special
-
Price
Redmi K20
About 260 EUR
Redmi Note 15 Special
About 190 EUR