Compare / Xiaomi Poco C85 4G vs Xiaomi Poco X8

Xiaomi Poco C85 4G vs Xiaomi Poco X8

A side-by-side comparison of the Xiaomi Poco C85 4G and the Xiaomi Poco X8, covering display, chipset, memory, camera, battery and build.

Xiaomi Poco C85 4G
Xiaomi
Xiaomi Poco C85 4G
Xiaomi Poco X8
Xiaomi
Xiaomi Poco X8

Overview

Display
Xiaomi Poco C85 4G
6.9inch
IPS LCD · 120 Hz
720 × 1600 · 254 PPI
Xiaomi Poco X8
6.83inch
AMOLED · 120 Hz
1280 × 2772 · 447 PPI
Chip
Xiaomi Poco C85 4G
Mediatek Helio G81 Ultra (12 nm)
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
Mali-G52 MC2 · Android 15
Xiaomi Poco X8
Qualcomm SM6435-AA Snapdragon 6s Gen 4 (4 nm)
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
Adreno 710 · Android 16
Memory
Xiaomi Poco C85 4G
6 / 8GB RAM
128 GB · 256 GB storage
microSDXC (dedicated slot)
Xiaomi Poco X8
6 / 8 / 12GB RAM
128 GB · 256 GB storage
No card slot
Camera
Xiaomi Poco C85 4G
50MP
8 MP selfie
1080p@30fps video
Xiaomi Poco X8
50MP
16 MP selfie
1080p@30fps video
Battery
Xiaomi Poco C85 4G
6,000mAh
33 W wired
Xiaomi Poco X8
8,340mAh
67 W wired
Build
Xiaomi Poco C85 4G
205g
171.6 × 79.5 × 8 mm
IP64
Xiaomi Poco X8
223g
163.5 × 78.3 × 8.6 mm
IP68
Connectivity
Xiaomi Poco C85 4G
4GWi-Fi 5Bluetooth 5.4NFCNano-SIM + Nano-SIMUSB Type-C 2.0
Xiaomi Poco X8
5GWi-Fi 5Bluetooth 5.1NFCNano-SIM + Nano-SIMUSB Type-C 2.0

Specifications

Xiaomi Poco C85 4G

Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41, 66
Speed
HSPA, LTE

Xiaomi Poco X8

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 38, 40, 41, 42, 48, 66, 71
5G bands
1, 2, 3, 5, 7, 8, 20, 26, 28, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA
Speed
HSPA, LTE, 5G

Xiaomi Poco C85 4G

Announced
2025, September 01
Status
Available. Released 2025, September 01

Xiaomi Poco X8

Announced
2026, September 01
Status
Available. Released 2026, September 11

Xiaomi Poco C85 4G

Dimensions
171.6 x 79.5 x 8 mm (6.76 x 3.13 x 0.31 in)
Weight
205 g (7.23 oz)
Build
Glass front, plastic frame
SIM

Nano-SIM + Nano-SIM

IP64 dust tight and water resistant (water splashes)

Xiaomi Poco X8

Dimensions
163.5 x 78.3 x 8.6 mm (6.44 x 3.08 x 0.34 in)
Weight
223 g (7.87 oz)
Build
Glass front (Gorilla Glass Victus 2), plastic back, plastic 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)

Manufacturer-rated water-resistance (up to 2m for 72 hours)

Drop resistant up to 3m

Xiaomi Poco C85 4G

Type
IPS LCD, 120Hz, 660 nits (typ), 810 nits (HBM)
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 Poco X8

Type
AMOLED68B colors120Hz3840Hz PWM1060 nits (typ)1800 nits (HBM)3500 nits (peak)
Size
6.83 inches, 114.5 cm2 (~89.5% screen-to-body ratio)
Resolution
1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Protection
Corning Gorilla Glass Victus 2

Xiaomi Poco C85 4G

OS
Android 15, HyperOS 2
Chipset
Mediatek Helio G81 Ultra (12 nm)
CPU
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
Mali-G52 MC2

Xiaomi Poco X8

OS
Android 16, HyperOS 3
Chipset
Qualcomm SM6435-AA Snapdragon 6s Gen 4 (4 nm)
CPU
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU
Adreno 710

Xiaomi Poco C85 4G

Card slot
microSDXC (dedicated slot)
Internal

128GB 6GB RAM, 256GB 8GB RAM

eMMC 5.1

Xiaomi Poco X8

Card slot
No
Internal

128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM

UFS 2.2 - 128GB only

UFS 3.1

Xiaomi Poco C85 4G

Dual

50 MP, f/1.8, 28mm (wide), 1/2.76", 0.64µm, PDAF

Auxiliary lens

Features
LED flash, HDR
Video
1080p@30fps

Xiaomi Poco X8

Dual

50 MP, f/1.8, 26mm (wide), 1/2.76", 0.64µm, PDAF, OIS

Auxiliary lens

Features
LED flash, HDR, panorama
Video
1080p@30fps, gyro-EIS

Xiaomi Poco C85 4G

Single
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features
HDR
Video
1080p@30fps

Xiaomi Poco X8

Single
16 MP, f/2.4, (wide), 1.0µm
Features
HDR, panorama
Video
1080p@30fps

Xiaomi Poco C85 4G

Loudspeaker
Yes
3.5mm jack
Yes

Xiaomi Poco X8

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

No

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

Xiaomi Poco C85 4G

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

Xiaomi Poco X8

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.1, A2DP, LE
Positioning
GPS, GALILEO, GLONASS, QZSS, BDS (B1I+B1c)
NFC
Yes (market/region dependent)
Infrared port
Yes
Radio
No
USB
USB Type-C 2.0, OTG

Xiaomi Poco C85 4G

Sensors

Fingerprint (side-mounted), accelerometer, compass

Virtual proximity sensing

Xiaomi Poco X8

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

Xiaomi Poco C85 4G

Type
6000 mAh
Charging

33W wired, PD, 50% in 31 min

10W reverse wired

Xiaomi Poco X8

Type

Si/C Li-Ion 8340 mAh - version 1

Si/C Li-Ion 9000 mAh - version 2

Charging

67W wired, PD3.0

22.5W reverse wired

Xiaomi Poco C85 4G

Colors
Purple, Black, Green
Models
25078PC3EE
Price
£ 169.99 / € 159.00 / $ 204.99

Xiaomi Poco X8

Colors
Black, Frost White, Fiery Orange
Models
2607DPC18G
Price
€ 313.25

Xiaomi Poco C85 4G

Energy
Class A
Battery
77:49h endurance, 1000 cycles
Free fall
Class A (270 falls)
Repairability
Class C

Xiaomi Poco X8

Not listed for this device

How the Xiaomi Poco C85 4G and Xiaomi Poco X8 differ

  • The Xiaomi Poco X8 has a larger battery, 8340 mAh against 6000 mAh on the Xiaomi Poco C85 4G.
  • The Xiaomi Poco C85 4G has the bigger screen, 6.9 inches against 6.83 inches.
  • The Xiaomi Poco X8 offers more RAM, up to 12 GB against 8 GB.
  • The Xiaomi Poco X8 is the newer of the two, released in September 2026.