{
    "url": "https://whatmobilepk.com/compare/oppo-k15-vs-zte-nubia-a57/",
    "generated": "2026-09-21T20:20:21+00:00",
    "source": "WhatMobilePK.com",
    "currency": "PKR",
    "headline": "Oppo K15 vs ZTE nubia A57",
    "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.",
    "phones": [
        {
            "name": "Oppo K15",
            "slug": "oppo-k15",
            "brand": "Oppo",
            "url": "https://whatmobilepk.com/mobile/oppo/oppo-k15/",
            "image": "https://whatmobilepk.com/wp-content/uploads/2026/08/ChatGPT-Image-Aug-26-2026-10_40_52-AM-683x1024.png",
            "price": {
                "amount": 94899,
                "currency": "PKR"
            },
            "updated": "2026-08-26T06:06:18+00:00",
            "scores": {
                "performance": 71,
                "camera": 98,
                "battery": 90,
                "display": 100,
                "memory": 62.5,
                "value": 76.7,
                "overall": 83.7
            },
            "specs": {
                "Design & build": {
                    "Release date": "July 24, 2026",
                    "Dimensions": "158.3 x 75.1 x 8.3 mm",
                    "Weight": "205 g",
                    "Water resistance": "IP69"
                },
                "Display": {
                    "Screen size": "6.59 inches",
                    "Resolution": "1256 × 2760 pixels",
                    "Panel type": "AMOLED, 120Hz 1 billion colors, 1200 nits peak brightness",
                    "Protection": "Corning Gorilla Glass"
                },
                "Performance": {
                    "Chipset": "MediaTek Dimensity 7360 Super (4nm)",
                    "CPU": "octa-core",
                    "GPU": "Mali-G615 MC2",
                    "Operating system": "Android 16, ColorOS 16"
                },
                "Memory & storage": {
                    "RAM": "12GB LPDDR4X",
                    "Internal storage": "256GB UFS 3.1",
                    "Card slot": "No"
                },
                "Camera": {
                    "Main camera": "50MP, f/1.8, OIS, PDAF + 50MP, f/2.2, 143° ultrawide, LED flash.",
                    "Selfie camera": "50MP, f/2.0, autofocus, wide-angle",
                    "Video recording": "4K@30fps, 1080p@30/60/120fps, gyro-EIS."
                },
                "Battery & charging": {
                    "Battery capacity": "8,000mAh silicon-carbon battery",
                    "Wired charging": "80W wired fast charging, reverse wired charging, bypass charging, UFCS, PPS, PD."
                },
                "Connectivity & extras": {
                    "SIM": "Dual Nano-SIM",
                    "Wi-Fi": "Wi-Fi 802.11 a/b/g/n/ac/6, dual-band",
                    "Bluetooth": "5.4 A2DP, LE, aptX HD, LHDC 5",
                    "NFC": "Yes",
                    "Sensors": "Fingerprint (under-display optical), accelerometer, gyroscope, proximity, compass, ambient light, infrared.",
                    "USB": "USB Type-C 2.0, OTG"
                }
            }
        },
        {
            "name": "ZTE nubia A57",
            "slug": "zte-nubia-a57",
            "brand": "Nubia",
            "url": "https://whatmobilepk.com/mobile/nubia/zte-nubia-a57/",
            "image": "https://whatmobilepk.com/wp-content/uploads/2026/09/ChatGPT-Image-Sep-7-2026-10_32_08-AM-1024x683.png",
            "price": {
                "amount": 36499,
                "currency": "PKR"
            },
            "updated": "2026-09-07T05:44:13+00:00",
            "scores": {
                "performance": 13,
                "camera": 36.6,
                "battery": 64,
                "display": 87,
                "memory": 25,
                "value": 100,
                "overall": 48.1
            },
            "specs": {
                "Design & build": {
                    "Release date": "July 30, 2026",
                    "Dimensions": "160.1 × 70.4 × 8.0 mm",
                    "Weight": "193 g",
                    "Water resistance": "IP64 — dust-tight and protected against water splashes"
                },
                "Display": {
                    "Screen size": "6.75-inch",
                    "Resolution": "720 × 1570 pixels",
                    "Panel type": "IPS LCD, 120Hz refresh rate",
                    "Protection": "Unspecified."
                },
                "Performance": {
                    "Chipset": "Unisoc T7250 (12 nm)",
                    "CPU": "Octa-core",
                    "GPU": "Mali-G57 MP1",
                    "Operating system": "Android 16"
                },
                "Memory & storage": {
                    "RAM": "4GB",
                    "Internal storage": "64GB/128GB",
                    "Card slot": "Dedicated microSDXC Slot"
                },
                "Camera": {
                    "Main camera": "13 MP, LED flash, HDR, panorama",
                    "Selfie camera": "8 MP, f/2.0",
                    "Video recording": "1080p@30fps (rear), 1080p@30fps (front)"
                },
                "Battery & charging": {
                    "Battery capacity": "Li-Ion (non-removable) 5000 mAh",
                    "Wired charging": "22.5W wired fast charging"
                },
                "Connectivity & extras": {
                    "SIM": "Dual Nano-SIM, Dual Standby",
                    "Wi-Fi": "Wi-Fi 802.11 a/b/g/n/ac, dual-band",
                    "Bluetooth": "5.2, A2DP, LE",
                    "NFC": "No",
                    "Sensors": "Fingerprint (side-mounted), accelerometer, proximity, compass",
                    "USB": "USB Type-C OTG"
                }
            }
        }
    ],
    "verdict": {
        "winner": "oppo-k15",
        "margin": 35.6,
        "decisive": true,
        "categories": [
            {
                "category": "performance",
                "label": "Performance",
                "weight": 25,
                "basis": "Gaming score where available, otherwise chipset tier plus usable RAM.",
                "scores": {
                    "oppo-k15": 71,
                    "zte-nubia-a57": 13
                },
                "leader": "oppo-k15"
            },
            {
                "category": "camera",
                "label": "Camera",
                "weight": 20,
                "basis": "Camera Score where available, otherwise sensor resolution and lens count. Megapixels alone do not measure image quality.",
                "scores": {
                    "oppo-k15": 98,
                    "zte-nubia-a57": 36.6
                },
                "leader": "oppo-k15"
            },
            {
                "category": "battery",
                "label": "Battery & charging",
                "weight": 18,
                "basis": "Cell capacity in mAh weighted with rated wired charging output.",
                "scores": {
                    "oppo-k15": 90,
                    "zte-nubia-a57": 64
                },
                "leader": "oppo-k15"
            },
            {
                "category": "display",
                "label": "Display",
                "weight": 15,
                "basis": "Pixel density, refresh rate and panel technology.",
                "scores": {
                    "oppo-k15": 100,
                    "zte-nubia-a57": 87
                },
                "leader": "oppo-k15"
            },
            {
                "category": "memory",
                "label": "Memory & storage",
                "weight": 12,
                "basis": "Highest advertised RAM and internal storage configuration.",
                "scores": {
                    "oppo-k15": 62.5,
                    "zte-nubia-a57": 25
                },
                "leader": "oppo-k15"
            },
            {
                "category": "value",
                "label": "Value for money",
                "weight": 10,
                "basis": "Combined spec score divided by current Pakistani retail price.",
                "scores": {
                    "oppo-k15": 76.7,
                    "zte-nubia-a57": 100
                },
                "leader": "zte-nubia-a57"
            }
        ],
        "unscored": []
    },
    "differences": [
        "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."
    ],
    "faq": [
        {
            "question": "Which is better, Oppo K15 or ZTE nubia A57?",
            "answer": "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."
        },
        {
            "question": "What is the price of Oppo K15 and ZTE nubia A57 in Pakistan?",
            "answer": "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."
        },
        {
            "question": "Which has the better camera, Oppo K15 or ZTE nubia A57?",
            "answer": "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."
        },
        {
            "question": "Which phone has the better battery, Oppo K15 or ZTE nubia A57?",
            "answer": "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."
        },
        {
            "question": "Which is better for gaming, Oppo K15 or ZTE nubia A57?",
            "answer": "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)."
        }
    ],
    "methodology": "Category scores are derived from published hardware specifications using one formula applied to every device. Categories without sufficient published data are excluded from the total rather than estimated. No paid placement, no editorial weighting.",
    "license": "Facts may be quoted with attribution to WhatMobilePK.com (https://whatmobilepk.com/)."
}