Compare / Xiaomi Poco C81 Pro vs Xiaomi Redmi K100

Xiaomi Poco C81 Pro vs Xiaomi Redmi K100

A side-by-side comparison of the Xiaomi Poco C81 Pro and the Xiaomi Redmi K100, covering display, chipset, memory, camera, battery and build.

Xiaomi Redmi K100
Xiaomi
Xiaomi Redmi K100

Overview

Display
Xiaomi Poco C81 Pro
6.9inch
IPS LCD · 120 Hz
720 × 1600 · 254 PPI
Xiaomi Redmi K100
6.83inch
AMOLED · 165 Hz
1280 × 2772 · 447 PPI
Chip
Xiaomi Poco C81 Pro
Unisoc T7250 (12 nm)
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Mali-G57 MP1 · Android 15
Xiaomi Redmi K100
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
Adreno 840 · Android 17
Memory
Xiaomi Poco C81 Pro
4GB RAM
64 GB · 128 GB · 256 GB storage
microSDXC (dedicated slot)
Xiaomi Redmi K100
12 / 16GB RAM
256 GB · 512 GB storage
No card slot
Camera
Xiaomi Poco C81 Pro
13MP
8 MP selfie
1080p@30fps video
Xiaomi Redmi K100
50MP Main
8 MP Ultra Wide
20 MP selfie
8K@30fps video
Battery
Xiaomi Poco C81 Pro
6,000mAh
15 W wired
Xiaomi Redmi K100
10,000mAh
100 W wired
Build
Xiaomi Poco C81 Pro
208g
171.6 × 79.5 × 8.2 mm
Xiaomi Redmi K100
234.5g
162.9 × 77.9 × 8.7 mm
IP68
Connectivity
Xiaomi Poco C81 Pro
4GWi-Fi 5Bluetooth 5.2NFCNano-SIM + Nano-SIMUSB Type-C 2.0
Xiaomi Redmi K100
5GWi-Fi 7Bluetooth 5.4NFCNano-SIM + Nano-SIMUSB Type-C 2.0

Specifications

Xiaomi Poco C81 Pro

Technology
GSM / HSPA / LTE
2G bands
GSM 900 / 1800 / 1900
3G bands

HSDPA 850 / 900 / 2100 - International

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM

4G bands

1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International

1, 2, 3, 4, 5, 7, 8, 13, 18, 19, 26, 28, 38, 40, 41, 66 - LATAM

Speed
HSPA, LTE

Xiaomi Redmi K100

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands
1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed
HSPA, LTE, 5G

Xiaomi Poco C81 Pro

Announced
2026, April 27
Status
Available. Released 2026, April 27

Xiaomi Redmi K100

Announced
2026, October 27
Status
Available. Released 2026, October 27

Xiaomi Poco C81 Pro

Dimensions
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
208 g (7.34 oz)
Build
Glass front, plastic frame, plastic back
SIM
Nano-SIM + Nano-SIM

Xiaomi Redmi K100

Dimensions
162.9 x 77.9 x 8.7 mm (6.41 x 3.07 x 0.34 in)
Weight
234.5 g (8.29 oz)
Build
Glass front, aluminum frame
SIM

Nano-SIM + Nano-SIM

IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

Xiaomi Poco C81 Pro

Type
IPS LCD, 120Hz, 650 nits (typ), 800 nits (peak)
Size
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
720 x 1600 pixels, 20:9 ratio (~254 ppi density)

Xiaomi Redmi K100

Type
AMOLED68B colors165HzDolby VisionHDR VividHDR10+3500 nits (HBM)9000 nits (peak)*
Size
6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)
Resolution

1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)

* Measured at an isolated spot during video playback only

Xiaomi Poco C81 Pro

OS
Android 15, up to 4 major OS updates, HyperOS 3
Chipset
Unisoc T7250 (12 nm)
CPU
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU
Mali-G57 MP1

Xiaomi Redmi K100

OS
Android 17, HyperOS 4
Chipset
Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
CPU
Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Adreno 840

Xiaomi Poco C81 Pro

Card slot
microSDXC (dedicated slot)
Internal

64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM

UFS 2.2

Xiaomi Redmi K100

Card slot
No
Internal

256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM

UFS 4.1

Xiaomi Poco C81 Pro

Single
13 MP, f/2.2, (wide), 1/3.06"
Features
LED flash, HDR
Video
1080p@30fps

Xiaomi Redmi K100

Dual

50 MP, f/1.7, (wide), 1/1.55", 1.0µm, PDAF, OIS

8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm

Features
Color spectrum sensor, LED flash, HDR, panorama
Video
8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+

Xiaomi Poco C81 Pro

Single
8 MP, f/2.0, (wide)
Features
HDR
Video
1080p@30fps

Xiaomi Redmi K100

Single
20 MP, (wide), 1/2.0", 0.8µm
Video
1080p@30/60fps

Xiaomi Poco C81 Pro

Loudspeaker
Yes
3.5mm jack
Yes

Xiaomi Redmi K100

Loudspeaker
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack

No

Tuned by Bose

24-bit/192kHz Hi-Res & Hi-Res wireless audio

Xiaomi Poco C81 Pro

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.2, A2DP, LE
Positioning
GPS, GALILEO, GLONASS, BDS
NFC
Yes (market/region dependent)
Radio
FM radio
USB
USB Type-C 2.0

Xiaomi Redmi K100

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Bluetooth
5.4, A2DP, LE, LHDC 5.0, ASHA, Auracast
Positioning
GPS (L1+L5)BDS (B1I+B1c+B2a)GALILEO (E1+E5a)QZSS (L1+L5)NavICGLONASS
NFC
Yes
Infrared port
Yes
Radio
No
USB
USB Type-C 2.0, OTG

Xiaomi Poco C81 Pro

Sensors

Fingerprint (side-mounted), accelerometer, compass

Virtual proximity sensing

Xiaomi Redmi K100

Sensors
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass

Xiaomi Poco C81 Pro

Type
6000 mAh
Charging

15W wired

7.5W reverse wired

Xiaomi Redmi K100

Type
Si/C Li-Ion 10000 mAh
Charging

100W wired, PD3.0, QC3+, 100W PPS

27W reverse wired

Bypass charging

Xiaomi Poco C81 Pro

Colors
Black, Gold, Green
Models
25128PC17G
Price
About 120 EUR

Xiaomi Redmi K100

Colors
Black, White, Green
Price
About 470 EUR

How the Xiaomi Poco C81 Pro and Xiaomi Redmi K100 differ

  • The Xiaomi Redmi K100 has a larger battery, 10000 mAh against 6000 mAh on the Xiaomi Poco C81 Pro.
  • The Xiaomi Poco C81 Pro has the bigger screen, 6.9 inches against 6.83 inches.
  • The Xiaomi Redmi K100 offers more RAM, up to 16 GB against 4 GB.
  • The main cameras are 13 MP on the Xiaomi Poco C81 Pro and 50 MP on the Xiaomi Redmi K100.
  • The Xiaomi Redmi K100 is the newer of the two, released in October 2026.