Category Breakdown
Oppo A15s
Oppo A77 (2017)
Performance
72.168.8
Camera
28.419.1
Display
69.858.9
Battery
29.725.7
Build
67.977.8
Connectivity
52.650.5
Audio
8.98.9
Overall
45.939.0
Summary
- The Oppo A15s features a larger 6.52-inch IPS LCD display with a resolution of 720 x 1600 pixels, while the Oppo A77 (2017) has a smaller 5.5-inch IPS LCD with a higher resolution of 1080 x 1920 pixels, resulting in better pixel density.
- In terms of performance, the A15s is powered by the Mediatek Helio P35 chipset, whereas the A77 utilizes the Qualcomm Snapdragon 625, offering slightly better efficiency.
- Both devices have a 13 MP rear camera, but the A77 has a superior 16 MP selfie camera compared to the A15s' 8 MP.
- The A15s has a larger 4230 mAh battery, while the A77's battery capacity is 3200 mAh.
- Software-wise, the A15s runs on Android 10 with ColorOS 7.2, while the A77 operates on an older Android 7.1 with ColorOS 3.1.
- Build quality favors the A77 with its aluminum back and frame, compared to the plastic construction of the A15s.
Side-by-side Specification Comparison
Oppo A15s
Oppo A77 (2017)
General
Release Date
2020, December 18
2017
Announced
2020, December 18
2017
Description
N/A
N/A
Display
Size
6.52"
5.5"
Type
IPS LCD, 480 nits (typ)
IPS LCD
Resolution
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
PPI
720
1080
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Mediatek MT6765 Helio P35 (12 nm)
Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU
Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Octa-core 2.0 GHz Cortex-A53
GPU
PowerVR GE8320
Adreno 506
Memory
64GB 4GB RAM, 128GB 4GB RAM
64GB 4GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC
microSDXC (uses shared SIM slot)
Camera
Main Camera
13 MP, f/2.2, (wide), 1/3.1", 1.12µm, PDAF2 MP, f/2.4, (macro)2 MP, f/2.4, (depth)
13 MP, f/2.2, PDAF
Main Camera Features
LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
8 MP, f/2.0, (wide)
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Front Camera Features
HDR
N/A
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
4230 mAh
3200 mAh
Battery Details
Li-Po 4230 mAh
Li-Ion 3200 mAh, non-removable
Charging Details
10W wired
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
164 x 75.4 x 7.9 mm (6.46 x 2.97 x 0.31 in)
153.3 x 75.9 x 7.4 mm (6.04 x 2.99 x 0.29 in)
Weight
177 g
148 g
Materials
Glass front, plastic back, plastic frame
Glass front, aluminum back, aluminum frame
Colors
Dynamic Black, Fancy White
Gold, Rose Gold, Black
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / CDMA / HSPA / LTE
Network Speed
HSPA, LTE
HSPA, LTE
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE, aptX
4.2, A2DP
NFC
✗
✗
USB
microUSB 2.0, OTG
microUSB 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, GALILEO, BDS
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 10, ColorOS 7.2
Android 7.1 (Nougat), ColorOS 3.1
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (rear-mounted), accelerometer, proximity
Fingerprint (front-mounted), accelerometer, proximity, compass

