Head to head

OnePlus N6x vs vivo Y400 Pro

Full specification and price comparison for Pakistan, updated 12 Aug 2026.

The short answer

The vivo Y400 Pro is the stronger phone of the two, scoring 77 against 66 on our combined specification score. It leads on performance, camera and battery & charging. The OnePlus N6x still wins on value for money, so it remains the better choice if that is your priority. The OnePlus N6x is the cheaper of the two at PKR 54,999 against PKR 89,999.

View raw data
Add another phone to this comparison

Up to 4 devices can share one comparison table.

The verdict

Spec-derived

vivo Y400 Pro takes it by 10.7 points on our weighted spec score.

Performance vivo Y400 Pro leads

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

Camera vivo Y400 Pro leads

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

Battery & charging vivo Y400 Pro leads

Cell capacity in mAh weighted with rated wired charging output.

Display vivo Y400 Pro leads

Pixel density, refresh rate and panel technology.

Memory & storage vivo Y400 Pro leads

Highest advertised RAM and internal storage configuration.

Value for money OnePlus N6x leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • OnePlus N6x costs PKR 35,000 less.
  • OnePlus N6x packs a 1,500 mAh larger battery.
  • vivo Y400 Pro charges 75W faster.
  • vivo Y400 Pro offers 4 GB more RAM.
  • vivo Y400 Pro ships with 128 GB more storage.
  • vivo Y400 Pro has a 37 MP higher-resolution main sensor.
  • vivo Y400 Pro uses an OLED panel while the other sticks with LCD.

Buy the OnePlus N6x if…

you care most about value for money.

Buy the vivo Y400 Pro if…

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

Full specification comparison

Specification OnePlus N6x vivo Y400 Pro
Price in Pakistan
Retail price PKR 54,999 Cheaper PKR 89,999
Design & build
Release date August 4, 2026 June 2025
Dimensions 166.5 × 78.2 × 8.6 mm 163.7 × 75.0 × 7.5 mm (Nebula Purple) / 7.7 mm (Fest Gold/Freestyle White)
Weight 219 g 182 g Better
Water resistance IP64 (dust and water resistance) IP65 (Dust-tight and resistant to water jets)
Display
Screen size 6.8 inches Better 6.77 inches
Resolution 720 × 1570 pixels 1080 × 2392 pixels (FHD+) Better
Panel type IPS LCD 120Hz Up to approximately 900 nits AMOLED 120 Hz
Protection Panda MN228 glass Not officially specified
Performance
Chipset MediaTek Dimensity 6360 Apex MediaTek Dimensity 7300 (4nm)
CPU Octa-core 2 × Cortex-A76 + 6 × Cortex-A55 Quad-core Cortex-A78 @ 2.5 GHz Quad-core Cortex-A55 @ 2.0 GHz
GPU Mali-G57 MC2 Mali-G615 MC2
Operating system Android 16 OxygenOS 16 Android 15 with Funtouch OS 15
Memory & storage
RAM 4GB LPDDR4X 8GB LPDDR4X Better
Internal storage 64GB / 128GB eMMC 5.1 128GB / 256GB UFS 3.1 Better
Card slot Dedicated microSDXC Slot (Storage: Up to 2TB) No
Camera
Main camera 13 MP, autofocus, LED flash Portrait, Night, Panorama, Dual-View Video, AI photography features 50 MP, f/1.79, PDAF 2 MP Depth Sensor LED Flash HDR Panorama AI Photography Better
Selfie camera 5 MP, f/2.2 32 MP Better
Video recording 1080p@30fps Up to 4K
Battery & charging
Battery capacity Li-Ion (non-removable) 7000 mAh Better 5500 mAh, Non-removable Li-Po battery
Wired charging 15W wired 5W wired reverse charging OnePlus claims up to 2.5 days of use 90W FlashCharge Better
Connectivity & extras
SIM Nano-SIM + Nano-SIM Dual Nano-SIM, Dual Standby
Wi-Fi Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 802.11 a/b/g/n/ac Dual-band (2.4GHz & 5GHz) Wi-Fi Direct
Bluetooth 5.4 5.4 A2DP LE
NFC No No
Sensors Fingerprint side-mounted Accelerometer Gyroscope Proximity Sensor Compass Light Sensor In-display Optical Fingerprint Sensor Accelerometer Gyroscope Proximity Sensor Ambient Light Sensor Electronic Compass
USB USB Type-C OTG USB Type-C 2.0 OTG Supported

“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, OnePlus N6x or vivo Y400 Pro?

vivo Y400 Pro comes out ahead on our combined spec score, leading by 10.7 points. It wins on performance, camera, battery & charging, display and memory & storage. OnePlus N6x can still be the better buy if your priorities sit elsewhere or if you find it at a lower street price.

What is the price of OnePlus N6x and vivo Y400 Pro in Pakistan?

OnePlus N6x is listed at PKR 54,999 and vivo Y400 Pro at PKR 89,999. That makes OnePlus N6x cheaper by PKR 35,000. Retail prices move often, so treat these as indicative.

Which has the better camera, OnePlus N6x or vivo Y400 Pro?

vivo Y400 Pro scores higher in our camera assessment. OnePlus N6x uses a 13 MP main sensor against 50 MP on vivo Y400 Pro, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, OnePlus N6x or vivo Y400 Pro?

vivo Y400 Pro leads on battery. OnePlus N6x carries a 7000 mAh cell and vivo Y400 Pro a 5500 mAh cell, with 15W and 90W wired charging respectively.

Which is better for gaming, OnePlus N6x or vivo Y400 Pro?

vivo Y400 Pro is the stronger gaming phone here. OnePlus N6x runs the MediaTek Dimensity 6360 Apex while vivo Y400 Pro runs the MediaTek Dimensity 7300 (4nm).

Related comparisons

OnePlus N6x vs Tecno Spark 20 Pro 5G vivo Y400 Pro vs Tecno Spark 20 Pro 5G OnePlus N6x vs Honor X6e vivo Y400 Pro vs Honor X6e OnePlus N6x vs Tecno Spark 40 5G vivo Y400 Pro vs Tecno Spark 40 5G OnePlus N6x vs Tecno Spark 30 Pro vivo Y400 Pro vs Tecno Spark 30 Pro

Tools that use this data

Camera Score Tool Battery Score Tool Gaming Performance Checker AI Mobile Recommendation Tool All comparisons

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.