Oppo K15
Oppo
PKR 94,899
84/100 overall
Full specs & reviewHead to head
Oppo K15 vs ZTE nubia A57
Full specification and price comparison for Pakistan, updated 26 Aug 2026.
The short answer
The Oppo K15 is the stronger phone of the two, scoring 84 against 48 on our combined specification score. It leads on performance, camera and battery & charging. The ZTE nubia A57 still wins on value for money, so it remains the better choice if that is your priority. The ZTE nubia A57 is the cheaper of the two at PKR 36,499 against PKR 94,899.
ZTE nubia A57
Nubia
PKR 36,499
48/100 overall
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The verdict
Spec-derivedOppo K15 takes it by 35.6 points on our weighted spec score.
What actually differs
- ZTE nubia A57 costs PKR 58,400 less.
- Oppo K15 packs a 3,000 mAh larger battery.
- Oppo K15 charges 57.5W faster.
- Oppo K15 offers 8 GB more RAM.
- Oppo K15 ships with 128 GB more storage.
- Oppo K15 has a 37 MP higher-resolution main sensor.
- Oppo K15 uses an OLED panel while the other sticks with LCD.
Buy the Oppo K15 if…
you care most about performance, camera, battery & charging, display and memory & storage.
Buy the ZTE nubia A57 if…
you care most about value for money.
Full specification comparison
| Specification | Oppo K15 | ZTE nubia A57 |
|---|---|---|
| Price in Pakistan | ||
| Retail price | PKR 94,899 | PKR 36,499 Cheaper |
| Design & build | ||
| Release date | July 24, 2026 | July 30, 2026 |
| Dimensions | 158.3 x 75.1 x 8.3 mm | 160.1 × 70.4 × 8.0 mm |
| Weight | 205 g | 193 g Better |
| Water resistance | IP69 | IP64 — dust-tight and protected against water splashes |
| Display | ||
| Screen size | 6.59 inches | 6.75-inch Better |
| Resolution | 1256 × 2760 pixels Better | 720 × 1570 pixels |
| Panel type | AMOLED, 120Hz 1 billion colors, 1200 nits peak brightness | IPS LCD, 120Hz refresh rate |
| Protection | Corning Gorilla Glass | Unspecified. |
| Performance | ||
| Chipset | MediaTek Dimensity 7360 Super (4nm) | Unisoc T7250 (12 nm) |
| CPU | octa-core | Octa-core |
| GPU | Mali-G615 MC2 | Mali-G57 MP1 |
| Operating system | Android 16, ColorOS 16 | Android 16 |
| Memory & storage | ||
| RAM | 12GB LPDDR4X Better | 4GB |
| Internal storage | 256GB UFS 3.1 Better | 64GB/128GB |
| Card slot | No | Dedicated microSDXC Slot |
| Camera | ||
| Main camera | 50MP, f/1.8, OIS, PDAF + 50MP, f/2.2, 143° ultrawide, LED flash. Better | 13 MP, LED flash, HDR, panorama |
| Selfie camera | 50MP, f/2.0, autofocus, wide-angle Better | 8 MP, f/2.0 |
| Video recording | 4K@30fps, 1080p@30/60/120fps, gyro-EIS. | 1080p@30fps (rear), 1080p@30fps (front) |
| Battery & charging | ||
| Battery capacity | 8,000mAh silicon-carbon battery Better | Li-Ion (non-removable) 5000 mAh |
| Wired charging | 80W wired fast charging, reverse wired charging, bypass charging, UFCS, PPS, PD. Better | 22.5W wired fast charging |
| Connectivity & extras | ||
| SIM | Dual Nano-SIM | Dual Nano-SIM, Dual Standby |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | 5.4 A2DP, LE, aptX HD, LHDC 5 | 5.2, A2DP, LE |
| NFC | Yes | No |
| Sensors | Fingerprint (under-display optical), accelerometer, gyroscope, proximity, compass, ambient light, infrared. | Fingerprint (side-mounted), accelerometer, proximity, compass |
| 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, Oppo K15 or ZTE nubia A57?
Oppo K15 comes out ahead on our combined spec score, leading by 35.6 points. It wins on performance, camera, battery & charging, display and memory & storage. ZTE nubia A57 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 Oppo K15 and ZTE nubia A57 in Pakistan?
Oppo K15 is listed at PKR 94,899 and ZTE nubia A57 at PKR 36,499. That makes ZTE nubia A57 cheaper by PKR 58,400. Retail prices move often, so treat these as indicative.
Which has the better camera, Oppo K15 or ZTE nubia A57?
Oppo K15 scores higher in our camera assessment. Oppo K15 uses a 50 MP main sensor against 13 MP on ZTE nubia A57, though sensor size and processing matter more than resolution alone.
Which phone has the better battery, Oppo K15 or ZTE nubia A57?
Oppo K15 leads on battery. Oppo K15 carries a 8000 mAh cell and ZTE nubia A57 a 5000 mAh cell, with 80W and 22W wired charging respectively.
Which is better for gaming, Oppo K15 or ZTE nubia A57?
Oppo K15 is the stronger gaming phone here. Oppo K15 runs the MediaTek Dimensity 7360 Super (4nm) while ZTE nubia A57 runs the Unisoc T7250 (12 nm).
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Tools that use this data
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.