Head to head

vivo Y400 Pro vs Xiaomi Poco F9 Ultra

Full specification and price comparison for Pakistan, updated 19 Jul 2026.

The short answer

The vivo Y400 Pro and the Xiaomi Poco F9 Ultra finish within three points of each other on our combined specification score, so neither is a clear winner. vivo Y400 Pro leads on performance. The vivo Y400 Pro is the cheaper of the two at PKR 89,999 against PKR 289,999.

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The verdict

Spec-derived

Too close to call. These two finish within three points of each other, so the right answer depends on which category matters most to you.

Performance vivo Y400 Pro leads

Gaming score where available, otherwise chipset tier plus usable RAM.

Camera Xiaomi Poco F9 Ultra leads

Camera Score where available, otherwise sensor resolution and lens count. Megapixels alone do not measure image quality.

Battery & charging Xiaomi Poco F9 Ultra leads

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Xiaomi Poco F9 Ultra leads

Highest advertised RAM and internal storage configuration.

Value for money vivo Y400 Pro leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • vivo Y400 Pro costs PKR 200,000 less.
  • Xiaomi Poco F9 Ultra packs a 2,550 mAh larger battery.
  • Xiaomi Poco F9 Ultra charges 10W faster.
  • Xiaomi Poco F9 Ultra offers 8 GB more RAM.
  • Xiaomi Poco F9 Ultra ships with 768 GB more storage.
  • Xiaomi Poco F9 Ultra has a 150 MP higher-resolution main sensor.

Buy the vivo Y400 Pro if…

you care most about performance and value for money.

Buy the Xiaomi Poco F9 Ultra if…

you care most about camera, battery & charging and memory & storage.

Full specification comparison

Specification vivo Y400 Pro Xiaomi Poco F9 Ultra
Price in Pakistan
Retail price PKR 89,999 Cheaper PKR 289,999
Design & build
Release date June 2025 September 2026
Dimensions 163.7 × 75.0 × 7.5 mm (Nebula Purple) / 7.7 mm (Fest Gold/Freestyle White) 163.49 × 77.94 × 8.74 mm
Weight 182 g Better 235 g
Water resistance IP65 (Dust-tight and resistant to water jets) IP68
Display
Screen size 6.77 inches 6.9-inch Better
Resolution 1080 × 2392 pixels (FHD+) 1200 × 2608 pixels Better
Panel type AMOLED 120 Hz AMOLED 185Hz refresh rate, 12-bit color, HDR10+, Dolby Vision, up to 10,000 nits peak brightness
Protection Not officially specified Gorilla Glass 7i
Performance
Chipset MediaTek Dimensity 7300 (4nm) Qualcomm Snapdragon 8 Elite Gen 5 (3nm)
CPU Quad-core Cortex-A78 @ 2.5 GHz Quad-core Cortex-A55 @ 2.0 GHz Octa-core, up to 4.6 GHz
GPU Mali-G615 MC2 Adreno GPU, VisionBoost D8
Operating system Android 15 with Funtouch OS 15 Android 16, HyperOS 3.
Memory & storage
RAM 8GB LPDDR4X 12GB/16GB LPDDR5X Better
Internal storage 128GB / 256GB UFS 3.1 256GB/512GB/1TB UFS 4.1, Better
Card slot No No
Camera
Main camera 50 MP, f/1.79, PDAF 2 MP Depth Sensor LED Flash HDR Panorama AI Photography 200MP, f/1.68, OIS + 50MP periscope telephoto, f/3.0, OIS, 5x optical zoom + 50MP ultrawide, f/2.4 Better
Selfie camera 32 MP 32MP, f/2.2, HDR, Portrait Mode
Video recording Up to 4K 8K@30fps, 4K@30/60fps, 1080p@30/60fps, 720p@30fps, Slow-motion up to 1920fps
Battery & charging
Battery capacity 5500 mAh, Non-removable Li-Po battery Silicon-carbon battery (non-removable) 8050 mAh Better
Wired charging 90W FlashCharge 100W wired, 50W wireless, 27W reverse wired, 22.5W reverse wireless Charging Better
Connectivity & extras
SIM Dual Nano-SIM, Dual Standby Dual Nano-SIM / eSIM
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac Dual-band (2.4GHz & 5GHz) Wi-Fi Direct Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Bluetooth 5.4 A2DP LE 6.0, Dual Bluetooth
NFC No Yes
Sensors In-display Optical Fingerprint Sensor Accelerometer Gyroscope Proximity Sensor Ambient Light Sensor Electronic Compass Ultrasonic Fingerprint Sensor, Proximity Sensor, Ambient Light Sensor, Accelerometer, Electronic Compass, Gyroscope, IR Blaster, Flicker Sensor, X-Axis Linear Vibration Motor, Color Temperature Sensor
USB USB Type-C 2.0 OTG Supported USB Type-C 3.2 Gen 1

“Better” marks the higher (or, for price and weight, the lower) figure. It is a specification difference, not a judgement about real-world experience.

Questions people ask

Which is better, vivo Y400 Pro or Xiaomi Poco F9 Ultra?

vivo Y400 Pro and Xiaomi Poco F9 Ultra finish within a few points of each other, so neither is a clear winner on paper. Pick the one that leads in the category you care about most.

What is the price of vivo Y400 Pro and Xiaomi Poco F9 Ultra in Pakistan?

vivo Y400 Pro is listed at PKR 89,999 and Xiaomi Poco F9 Ultra at PKR 289,999. That makes vivo Y400 Pro cheaper by PKR 200,000. Retail prices move often, so treat these as indicative.

Which has the better camera, vivo Y400 Pro or Xiaomi Poco F9 Ultra?

Xiaomi Poco F9 Ultra scores higher in our camera assessment. vivo Y400 Pro uses a 50 MP main sensor against 200 MP on Xiaomi Poco F9 Ultra, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, vivo Y400 Pro or Xiaomi Poco F9 Ultra?

Xiaomi Poco F9 Ultra leads on battery. vivo Y400 Pro carries a 5500 mAh cell and Xiaomi Poco F9 Ultra a 8050 mAh cell, with 90W and 100W wired charging respectively.

Which is better for gaming, vivo Y400 Pro or Xiaomi Poco F9 Ultra?

vivo Y400 Pro is the stronger gaming phone here. vivo Y400 Pro runs the MediaTek Dimensity 7300 (4nm) while Xiaomi Poco F9 Ultra runs the Qualcomm Snapdragon 8 Elite Gen 5 (3nm).

Scores are calculated from the published hardware specification of each device using the same formula for every phone on WhatMobilePK — they are not paid placements and they are not laboratory test results. Prices are indicative Pakistani retail prices and change frequently.