In depth comparison and review of Samsung Galaxy A8 (2018) and OPPO A15. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A530F | CPH2185 | |
| Form Factor | Touch | Touch | |
| Height | 149.2 mm | 164 mm | OPPO A15 has greater height than Samsung Galaxy A8 (2018). |
| Width | 70.6 mm | 75.4 mm | OPPO A15 has greater width than Samsung Galaxy A8 (2018). |
| Depth | 8.4 mm | 7.9 mm | OPPO A15 is narrower than Samsung Galaxy A8 (2018). |
| Weight | 172 g | 175 g | Samsung Galaxy A8 (2018) is lighter than Samsung Galaxy A8 (2018). |
| Body Colour | Orchid grey | Gold | Black | Dynamic black | |
| Protection | Dustproof, waterproof | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy A8 (2018) is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.25 W/kg (body), 0.241 W/kg (head) | 1.16 W/kg (body), 2.77 W/kg (limb), 0.92 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Super AMOLED | LCD | |
| Screen Size (Display Size) | 5.6" | 6.52" | OPPO A15 has larger screen size than Samsung Galaxy A8 (2018). |
| Screen Resolution (Display Resolution) | 2220 x 1080 pixels | 1600 x 720 pixels | Samsung Galaxy A8 (2018) has better screen resolution than OPPO A15. |
| Display Format | - | HD+ | |
| Pixel Density | 440 ppi | 269 ppi | Samsung Galaxy A8 (2018) has better pixel density than OPPO A15. |
| Aspect Ratio | 18.5:9 | - | |
| Max Brightness | - | 480 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| Display Refresh Rate | - | 60 Hz | |
| Display Features | Always-on display, Infinity Display | Dark mode, Waterdrop Screen |
| PROCESSOR | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Processor Type (CPU) | Samsung Exynos | MediaTek Helio P35 | |
|---|---|---|---|
| Processor Number | 7885 | MT6765 | |
| Clock Speed | 2.2 GHz | 2.3 GHz | OPPO A15 has higher clock speed than Samsung Galaxy A8 (2018). |
| Processor Core Qty | 8-core | - | |
| 64-bit Architecture | Yes | - | Samsung Galaxy A8 (2018) has 64-bit architecture. |
| Graphics System (GPU) | - | IMG GE8320 |
| MEMORY | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 3 GB | Samsung Galaxy A8 (2018) has more RAM than OPPO A15. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
| User Memory | 22.7 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | Samsung Galaxy A8 (2018) has better camera resolution than OPPO A15. |
| Sensor Size | 1/2.8" | - | |
| Lens Aperture | F/1.7 | F/2.2 | Samsung Galaxy A8 (2018) has better lens aperture than Samsung Galaxy A8 (2018). |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 4x | - | |
| Special Effects | HDR, Beauty effect, Grid Line | HDR, Portrait bokeh | |
| Camera Modes | Panorama, Pro mode, night mode, Beauty mode, HYPERLAPSE, low-light shots, Food mode | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy A8 (2018) has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | - | |
| Camera Features (Functions) | Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), Continuous Auto Focus (CAF), VDIS (Video Digital Image Stabilisation), Hyperlapse video with stabilisation, Tracking AF, Video location tags, Live stickers, Stamps, location tags, High CRI flash | AI Triple camera, AI Scene Enhancement |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | - | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Camera Functions (3rd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 16 Megapixel | 5 Megapixel | Samsung Galaxy A8 (2018) has better front camera resolution than OPPO A15. |
| Sensor Size (Front) | 1/3.1" | - | |
| Lens Aperture (Front) | F/1.9 | F/2.4 | Samsung Galaxy A8 (2018) has better front lens aperture than Samsung Galaxy A8 (2018). |
| Lens Element Qty (Front) | - | 3-element | |
| Special Effects (Front) | HDR, Grid Line | - | |
| Camera Modes (Front) | Night mode, wide selfie mode, Beauty mode, Live Focus mode | - | |
| Camera Features (Front) | Quick launch, Live stickers, Stamps, location tags | AI beautification |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Front) | F/1.9 | - |
| BATTERY AND CHARGING | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 4230 mAh | OPPO A15 has larger battery capacity than Samsung Galaxy A8 (2018). |
|---|---|---|---|
| Talk Time | 1140 minutes | - | |
| Run Time Details | Active online usage (3G): up to 12 hrs Active online usage (LTE): up to 14 hrs Active online usage (Wi-Fi): up to 15 hrs Playback (video): up to 17 hrs Playback (audio): up to 43 hrs Playback (audio (Always On Display Off)): up to 64 hrs Talk (3G): up to 1140 min |
- |
| CELLULAR | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.1.1 Nougat | ColorOS 7.2 (based on Android 10) | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | - | Samsung Galaxy A8 (2018) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, apt-X, LDAC, SBC | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - |
| FEATURES | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | - | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | Fast Charging, S-Voice, Samsung KNOX, Dual Messenger, Smart View, Bixby Vision, Secure Folder function, MEMS microphones | HyperBoost 2.1 |
| OTHERS | Samsung Galaxy A8 (2018) | OPPO A15 |
|---|
| Included Accessories | Power adapter | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | IP68 | - | |
| Max Depth of Water Resistance | 1.5 m | - |
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