Compare / vivo X300 vs Xiaomi 18 Pro

vivo X300 vs Xiaomi 18 Pro

A side-by-side comparison of the vivo X300 and the Xiaomi 18 Pro, covering display, chipset, memory, camera, battery and build.

vivo X300
vivo
vivo X300
Xiaomi 18 Pro
Xiaomi
Xiaomi 18 Pro

Overview

Display
vivo X300
6.31inch
LTPO AMOLED · 120 Hz
1216 × 2640 · 461 PPI
Xiaomi 18 Pro
6.4inch
LTPO AMOLED · 120 Hz
1120 × 2436 · 419 PPI
Chip
vivo X300
Mediatek Dimensity 9500 (3 nm)
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Arm G1-Ultra · Android 16
Xiaomi 18 Pro
Qualcomm Snapdragon 8 Elite Gen 6 (2 nm)
Octa-core (up to 5 GHz)
Adreno · Android 17
Memory
vivo X300
12 / 16GB RAM
256 GB · 512 GB · 1 TB storage
No card slot
Xiaomi 18 Pro
12 / 16GB RAM
256 GB · 512 GB · 1 TB storage
No card slot
Camera
vivo X300
200MP Main
50 MP Periscope
50 MP Ultra Wide
50 MP selfie
4K@30/60/120fps video
Xiaomi 18 Pro
200MP Main
200 MP Periscope
50 MP Ultra Wide
50 MP selfie
8K@30fps (HDR) video
Battery
vivo X300
6,040mAh
90 W wired · 40 W wireless
Xiaomi 18 Pro
7,000mAh
100 W wired · 50 W wireless
Build
vivo X300
190g
150.6 × 71.9 × 8 mm
IP68
Xiaomi 18 Pro
203g
151.8 × 72 × 8.5 mm
IP68
Connectivity
vivo X300
5GWi-Fi 7Bluetooth 5.4NFCNano-SIM + Nano-SIM + eSIM (max 2 at a time) - InternationalUSB Type-C 3.2
Xiaomi 18 Pro
5GWi-Fi 7Bluetooth 6.0NFCNano-SIM + Nano-SIMUSB Type-C 3.2

Specifications

vivo X300

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands

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

HSDPA 850 / 900 / 2100 - Malaysia, India

HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - China

4G bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66
5G bands
1, 2, 3, 5, 7, 8, 18, 20, 25, 26, 28, 34, 38, 39, 40, 41, 48, 66, 77, 78 SA/NSA/Sub6
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

vivo X300

Announced
2025, October 13
Status
Available. Released 2025, October 17

Xiaomi 18 Pro

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

vivo X300

Dimensions
150.6 x 71.9 x 8 mm (5.93 x 2.83 x 0.31 in)
Weight
190 g (6.70 oz)
Build
Glass front, aluminum frame, glass back
SIM

· Nano-SIM + Nano-SIM + eSIM (max 2 at a time) - International

· Nano-SIM + Nano-SIM - China

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

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)

vivo X300

Type
LTPO AMOLED1B colors120Hz2160Hz PWMHDR10+HDR Vivid4500 nits (peak)
Size
6.31 inches, 97.6 cm2 (~90.1% screen-to-body ratio)
Resolution
1216 x 2640 pixels, 19.5:9 ratio (~461 ppi density)
Protection

Reinforced Glass

Ultra HDR image support

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

vivo X300

OS
Android 16, up to 5 major OS updates, OriginOS 6
Chipset
Mediatek Dimensity 9500 (3 nm)
CPU
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Arm G1-Ultra

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

vivo X300

Card slot
No
Internal

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

UFS 4.1

Xiaomi 18 Pro

Card slot
No
Internal

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

UFS 4.1

vivo X300

Triple

200 MP, f/1.7, 23mm (wide), 1/1.4", 0.56µm, PDAF, OIS

50 MP, f/2.6, 70mm (periscope telephoto), 1/1.95", PDAF, OIS, 3x optical zoom

50 MP, f/2.0, 15mm, 119˚ (ultrawide), 1/2.76", 0.64µm, AF

Features
Laser AFZeiss opticsZeiss T* lens coatingLED flashpanoramaHDR3D LUT import
Video
4K@30/60/120fps, 1080p@30/60/120/240fps, gyro-EIS, 4K@120fps HDR

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

vivo X300

Single
50 MP, f/2.0, 20mm (wide), 1/2.76", 0.64µm, AF
Features
HDR
Video
4K@30/60fps, 1080p@30/60fps

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

vivo X300

Loudspeaker
Yes, with stereo speakers
3.5mm jack
No

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

vivo X300

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Bluetooth
5.4 or 6.0, A2DP, LE, aptX HD, LHDC 5
Positioning
GPS (L1+L5)GLONASS (L1)BDS (B1I+B1c+B2a+B2b)GALILEO (E1+E5a+E5b)QZSS (L1+L5)NavIC (L5)
NFC
Yes
Infrared port
Yes
Radio
No
USB
USB Type-C 3.2, 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

vivo X300

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

Xiaomi 18 Pro

Sensors

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

Ultra Wideband (UWB) support

vivo X300

Type

· Si/C Li-Ion 6040 mAh (Global)

· Si/C Li-Ion 5360 mAh (EU markets)

Charging

90W wired

40W wireless

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

vivo X300

Colors
Phantom Black, Mist Blue, Summit Red, Iris Purple, Halo Pink
Models
V2515, V2509A
Price
£ 741.40 / € 868.47 / $ 1,649.00

Xiaomi 18 Pro

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

vivo X300

Performance

AnTuTu: 2346352 (v10), 3416530 (v11)

GeekBench: 9843 (v6)

3DMark: 7510 (Wild Life Extreme)

Display
1930 nits max brightness (measured)
Loudspeaker
-24.8 LUFS (Very good)
Battery
Active use score 17:31h

Xiaomi 18 Pro

Not listed for this device

vivo X300

Energy
Class A
Battery
52:15h endurance, 1200 cycles
Free fall
Class B (180 falls)
Repairability
Class C

Xiaomi 18 Pro

Not listed for this device

How the vivo X300 and Xiaomi 18 Pro differ

  • The Xiaomi 18 Pro has a larger battery, 7000 mAh against 6040 mAh on the vivo X300.
  • The Xiaomi 18 Pro has the bigger screen, 6.4 inches against 6.31 inches.
  • The Xiaomi 18 Pro is the newer of the two, released in September 2026.