Compare / Xiaomi Poco C85x vs Xiaomi 18 Pro

Xiaomi Poco C85x vs Xiaomi 18 Pro

A side-by-side comparison of the Xiaomi Poco C85x and the Xiaomi 18 Pro, covering display, chipset, memory, camera, battery and build.

Xiaomi Poco C85x
Xiaomi
Xiaomi Poco C85x
Xiaomi 18 Pro
Xiaomi
Xiaomi 18 Pro

Overview

Display
Xiaomi Poco C85x
6.9inch
IPS LCD · 120 Hz
720 × 1600 · 254 PPI
Xiaomi 18 Pro
6.4inch
LTPO AMOLED · 120 Hz
1120 × 2436 · 419 PPI
Chip
Xiaomi Poco C85x
Unisoc T8300 (6 nm)
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
Mali-G57 MC2 · Android 16
Xiaomi 18 Pro
Qualcomm Snapdragon 8 Elite Gen 6 (2 nm)
Octa-core (up to 5 GHz)
Adreno · Android 17
Memory
Xiaomi Poco C85x
4GB RAM
64 GB · 128 GB storage
microSDXC (dedicated slot)
Xiaomi 18 Pro
12 / 16GB RAM
256 GB · 512 GB · 1 TB storage
No card slot
Camera
Xiaomi Poco C85x
32MP
8 MP selfie
1080p@30fps video
Xiaomi 18 Pro
200MP Main
200 MP Periscope
50 MP Ultra Wide
50 MP selfie
8K@30fps (HDR) video
Battery
Xiaomi Poco C85x
6,300mAh
15 W wired
Xiaomi 18 Pro
7,000mAh
100 W wired · 50 W wireless
Build
Xiaomi Poco C85x
210g
171.6 × 79.5 × 8.2 mm
Xiaomi 18 Pro
203g
151.8 × 72 × 8.5 mm
IP68
Connectivity
Xiaomi Poco C85x
5GWi-Fi 5Bluetooth 5.4Nano-SIM + Nano-SIMUSB Type-C 2.0
Xiaomi 18 Pro
5GWi-Fi 7Bluetooth 6.0NFCNano-SIM + Nano-SIMUSB Type-C 3.2

Specifications

Xiaomi Poco C85x

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
4G bands
1, 3, 5, 8, 28, 40, 41
5G bands
1, 3, 5, 8, 28, 40, 78 SA/NSA
Speed
HSPA, LTE, 5G

Xiaomi 18 Pro

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, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66
5G bands
1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA
Speed
HSPA, LTE, 5G

Xiaomi Poco C85x

Announced
2026, March 10
Status
Available. Released 2026, March 14

Xiaomi 18 Pro

Announced
2026, September 23
Status
Available. Released 2026, September 23

Xiaomi Poco C85x

Dimensions
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
210 g (7.41 oz)
SIM

Nano-SIM + Nano-SIM

Dust and splash resistant

Xiaomi 18 Pro

Dimensions
151.8 x 72 x 8.5 mm (5.98 x 2.83 x 0.33 in)
Weight
203 g or 208 g (7.16 oz)
Build
Glass front (Dragon Crystal Glass 3), aluminum frame
SIM

Nano-SIM + Nano-SIM

IP68 dust tight and water resistant (immersible up to 6m for 30 min)

Xiaomi Poco C85x

Type
IPS LCD, 120Hz, 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 18 Pro

Type
LTPO AMOLED68B colors2160Hz PWM120HzDolby VisionHDR VividHDR10+BT.20204000 nits (peak)
Size
6.4 inches, 100.3 cm2 (~91.8% screen-to-body ratio)
Resolution
1120 x 2436 pixels, 19.5:9 ratio (~419 ppi density)
Protection

Xiaomi Dragon Crystal Glass 3

Secondary display (on the back):

LTPO AMOLED, 120Hz, Dolby Vision, HDR Vivid, HDR10+, BT.2020, 4000 nits (peak)

2.7 inches, 596 x 976 pixels

Xiaomi Poco C85x

OS
Android 16, HyperOS 3
Chipset
Unisoc T8300 (6 nm)
CPU
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC2

Xiaomi 18 Pro

OS
Android 17, HyperOS 4
Chipset
Qualcomm Snapdragon 8 Elite Gen 6 (2 nm)
CPU
Octa-core (up to 5 GHz)
GPU
Adreno

Xiaomi Poco C85x

Card slot
microSDXC (dedicated slot)
Internal

64GB 4GB RAM, 128GB 4GB RAM

UFS 2.2

Xiaomi 18 Pro

Card slot
No
Internal

256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM

UFS 4.1

Xiaomi Poco C85x

Dual

32 MP, (wide), AF

Auxiliary lens

Features
LED flash, HDR
Video
1080p@30fps

Xiaomi 18 Pro

Triple

200 MP, f/1.7, 23mm (wide), 1/1.28", 0.61µm, dual pixel PDAF, OIS

200 MP, f/2.4, 75mm (periscope telephoto), 1/1.56", PDAF (10cm - ∞), OIS, 3.2x optical zoom

50 MP, f/2.4, 17mm, 102˚ (ultrawide), 1/2.88", 0.61µm, PDAF

Features
Laser AFcolor spectrum sensorLeica lensDual-LED dual-tone flashHDRpanorama
Video
8K@30fps (HDR), 4K@30/60/120fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG), 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS

Xiaomi Poco C85x

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

Xiaomi 18 Pro

Single
50 MP, f/2.2, 21mm (wide), 1/2.88", 0.61µm, PDAF
Features
HDR, panorama
Video
4K@30/60fps, 1080p@30/60fps, HDR10+, gyro-EIS

Xiaomi Poco C85x

Loudspeaker
Yes
3.5mm jack
Yes

Xiaomi 18 Pro

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

No

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

Snapdragon sound

Xiaomi Poco C85x

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.4, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, BDS
NFC
No
Radio
FM radio, recording
USB
USB Type-C 2.0, OTG

Xiaomi 18 Pro

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
Bluetooth
6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5
Positioning
GPS (L1+L5)BDS (B1I+B1c+B2a)GALILEO (E1+E5a)QZSS (L1+L5)NavIC (L5)GLONASS
NFC
Yes
Infrared port
Yes
Radio
No
USB
USB Type-C 3.2, Display Port, OTG

Xiaomi Poco C85x

Sensors

Fingerprint (side-mounted), accelerometer, proximity, compass

Virtual proximity sensing

Xiaomi 18 Pro

Sensors

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

Ultra Wideband (UWB) support

Xiaomi Poco C85x

Type
6300 mAh
Charging

15W wired

7.5W reverse wired

Xiaomi 18 Pro

Type
Si/C Li-Ion 7000 mAh
Charging

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

50W wireless

27W reverse wireless

Xiaomi Poco C85x

Colors
Black, Green, Gold
Price
About 100 EUR

Xiaomi 18 Pro

Colors
Black, White, Pink, Red, Blue
Price
About 790 EUR

How the Xiaomi Poco C85x and Xiaomi 18 Pro differ

  • The Xiaomi 18 Pro has a larger battery, 7000 mAh against 6300 mAh on the Xiaomi Poco C85x.
  • The Xiaomi Poco C85x has the bigger screen, 6.9 inches against 6.4 inches.
  • The Xiaomi 18 Pro offers more RAM, up to 16 GB against 4 GB.
  • The main cameras are 32 MP on the Xiaomi Poco C85x and 200 MP on the Xiaomi 18 Pro.
  • The Xiaomi 18 Pro is the newer of the two, released in September 2026.