Phone Comparison - Oppo A15 vs Tecno Spark 7 vs Samsung Galaxy A03

general General Info

Manufacturer Oppo Tecno Samsung
Announced October 2020 April 2021 November 2021
Status Coming Soon - October 2020 Coming Soon - April 2021 Available - January 2022
Price Rs. 10,990 ($0.00) [Similarly Priced] - Rs. 10,499 ($0.00) [Similarly Priced]
Colors Dynamic Black, Mystery Blue Morpheus Blue, Spruce Green, Magnet Black Black, Blue, Red
Form Factor Candybar Candybar Candybar
Dimension 164 x 75.4 x 7.9 mm
(6.46 x 2.97 x 0.31 in)
164.8 x 76.1 x 9.5 mm
(6.49 x 3 x 0.37 in)
164.2 x 75.9 x 9.1 mm
(6.46 x 2.99 x 0.36 in)
Weight 175 g (6.17 oz) - 196 g (6.91 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network 1, 3, 5, 8, 38, 40, 41 LTE 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
SAR EU - W/kg (head)
- W/kg (body)
- W/kg (head)
- W/kg (body)
0.20 W/kg (head)
1.35 W/kg (body)
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor (rear-mounted) -

hardware Hardware and OS

OS Android 10 Android 11 Android 11
User Interface ColorOS 7.2 HIOS 7.5 -
Processor Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) Octa-core (4x1.8 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53), MediaTek Helio A25 (12 nm) Octa-core (2x1.6 GHz & 6x1.6 GHz)
GPU PowerVR GE8320 PowerVR GE8320 -
RAM 3 GB 3 GB 4 GB
Internal Memory 32 GB 64 GB 128 GB
External Memory microSDXC microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type IPS LCD screen HD+ IPS LCD Screen HD+ PLS TFT
Colors 16M Colour 16M colors 16M Colors
Size 6.52 inches 6.5 inches 6.5 inches
Resolution 720 x 1600 pixels (269 ppi) 720 x 1600 pixels (270 ppi) 720 x 1600 pixels (270 ppi)
Screen-to-Body Ratio 83.06% 81.29% 81.80%
Multi-Touch no yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP + 2 MP + 2 MP 16 MP + AI 48 MP + 2 MP
Flash LED Flash Quad-LED Flash LED Flash
Features 13 MP, f/2.2, (wide), 1/3.1", 1.12µm, PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, Panorama
16 MP, AF
AI camera
48 MP, f/1.8, (wide), AF
2 MP, f/2.4, (depth)
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP, (wide), HDR [Similar] 8 MP
Dual-LED flash
1080p@30fps [Similar]
5 MP, f/2.2 [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth 5.0, A2DP, LE Yes 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB microUSB 2.0, USB On-The-Go microUSB 2.0, USB On-The-Go microUSB 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS Yes, with A-GPS
Browser Yes Yes Yes

memory User Memory

Internal 32 GB, 3 GB RAM 64 GB, 3 GB RAM or 32 GB, 2 GB RAM eMMC 5.1 128 GB, 4 GB RAM or 64 GB, 4 GB RAM or 32 GB, 4 GB RAM or 32 GB, 3 GB RAM
Expandable Storage microSDXC microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor not present magnetic field sensor not present magnetic field sensor not present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor not present gyroscope sensor not present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Battery Charging 10W
Non-removable Li-Po Battery Non-removable Li-Po Battery
Battery Charging 10W
Capacity 4230 mAh 6000 mAh 5000 mAh
Stand by - - -
Talk Time - - -