Head to head

Infinix Zero Ultra vs Realme 15x

Full specification and price comparison for Pakistan, updated 24 Jun 2026.

The short answer

The Infinix Zero Ultra is the stronger phone of the two, scoring 85 against 73 on our combined specification score. It leads on camera and display. The Realme 15x still wins on battery & charging and value for money, so it remains the better choice if that is your priority. The Realme 15x is the cheaper of the two at PKR 64,999 against PKR 99,999.

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The verdict

Spec-derived

Infinix Zero Ultra takes it by 11.5 points on our weighted spec score.

Camera Infinix Zero Ultra leads

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

Battery & charging Realme 15x leads

Cell capacity in mAh weighted with rated wired charging output.

Display Infinix Zero Ultra leads

Pixel density, refresh rate and panel technology.

Memory & storage Level

Highest advertised RAM and internal storage configuration.

Value for money Realme 15x leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Realme 15x costs PKR 35,000 less.
  • Realme 15x packs a 2,500 mAh larger battery.
  • Infinix Zero Ultra charges 120W faster.
  • Infinix Zero Ultra has a 150 MP higher-resolution main sensor.
  • Infinix Zero Ultra uses an OLED panel while the other sticks with LCD.

Buy the Infinix Zero Ultra if…

you care most about camera and display.

Buy the Realme 15x if…

you care most about battery & charging and value for money.

Not enough published data to score: Performance. Those categories are excluded from the overall figure rather than estimated.

Full specification comparison

Specification Infinix Zero Ultra Realme 15x
Price in Pakistan
Retail price PKR 99,999 PKR 64,999 Cheaper
Design & build
Release date October 2022 (Pakistan) Expected October 2025 (in Pakistan)
Dimensions 164.5 × 76.5 × 8.0 mm 166.07 × 77.93 × 8.28 mm
Weight 213 g 212 g Better
Water resistance No official IP rating Not listed
Display
Screen size 6.8 inches 6.8 in
Resolution 1080 × 2400 pixels (~387 ppi) Better 720 × 1570 pixels
Panel type AMOLED, 120Hz, HDR10+ IPS LCD, 144 Hz refresh rate, up to 1200 nits brightness
Protection Corning Gorilla Glass 3 Not listed
Performance
Chipset MediaTek Dimensity 920 (6 nm) MediaTek Dimensity 6300 (6 nm)
CPU Octa-core (2×2.5 GHz Cortex-A78 + 6×2.0 GHz Cortex-A55) Octa-core (2×2.4 GHz + 6×2.0 GHz) Cortex-A76/A55
GPU Mali-G68 MC4 Mali-G57 MC2
Operating system Android 12 (XOS 12) Android 15 (realme UI 6.0)
Memory & storage
RAM 8 GB 6/8 GB (up to dynamic RAM) “TBD for Pakistan variant
Internal storage 256 GB 128 GB / 256 GB
Card slot No microSD (hybrid slot)
Camera
Main camera 200 MP (wide, OIS) + 13 MP (ultrawide) + 2 MP (depth) Better 50 MP wide (f/1.8) + auxiliary sensors (others largely decorative)
Selfie camera 32 MP 50 MP wide Better
Video recording 4K@30fps, 1080p@30/60fps Full HD (1080p) up to 30fps
Battery & charging
Battery capacity Li-Po 4500 mAh (non-removable) Non-removable Li-Ion ~7000 mAh Better
Wired charging 180W wired (0–100% ≈ 12 minutes) Better 60W wired; reverse wired/other variants reported
Connectivity & extras
SIM Dual Nano-SIM Dual Nano-SIM
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n/ac (dual-band)
Bluetooth 5.2 5.3
NFC Yes Not listed
Sensors Under-display fingerprint (optical), accelerometer, gyro, compass Fingerprint (side-mounted), accelerometer, compass, proximity
USB USB Type-C 2.0, OTG USB Type-C, OTG

“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, Infinix Zero Ultra or Realme 15x?

Infinix Zero Ultra comes out ahead on our combined spec score, leading by 11.5 points. It wins on camera and display. Realme 15x 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 Infinix Zero Ultra and Realme 15x in Pakistan?

Infinix Zero Ultra is listed at PKR 99,999 and Realme 15x at PKR 64,999. That makes Realme 15x cheaper by PKR 35,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Infinix Zero Ultra or Realme 15x?

Infinix Zero Ultra scores higher in our camera assessment. Infinix Zero Ultra uses a 200 MP main sensor against 50 MP on Realme 15x, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, Infinix Zero Ultra or Realme 15x?

Realme 15x leads on battery. Infinix Zero Ultra carries a 4500 mAh cell and Realme 15x a 7000 mAh cell, with 180W and 60W wired charging respectively.

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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.