Brand/Manufacture
Samsung
Oppo
Model
Samsung Galaxy M55
Oppo Reno12
Code Name
SM-M556B, SM-M556B/DS
CPH2625
Announcement Date
28 March, 2024
18 June, 2024
Official Release
28 March, 2024
25 June, 2024
Official Availability
Available.
Available.
Release Country
Global
Global
Screen Size
6.7 inches, 108.4 cm2(~86.4% screen-to-body ratio)
6.7 inches, 108.0 cm2(~90.3% screen-to-body ratio)
Resolution & Pixel Density
1080 x 2400 pixels, 20:9 ratio, ~393 ppi density
1080 x 2412 pixels, 20:9 ratio, ~394 ppi density
Brightness/Color Depth
1000 nits (HBM)
1200 nits (peak)
Panel Type
Super AMOLED+, 120Hz, 1000 nits (HBM)
AMOLED, 1B colors, 120Hz, HDR10+, 1200 nits (peak)
Extra Feature
N/A, Always-on display
Corning Gorilla Glass 7i, N/A
Dimensions (Size)
163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
161.4 x 74.1 x 7.6 mm (6.35 x 2.92 x 0.30 in)
Physical Weight
180 g (6.35 oz)
177 g (6.24 oz)
Body Materials
N/A
Glass front (Gorilla Glass 7i), plastic frame, glass back
Color Variant
Dark Blue, Light Green
Matte Brown, Sunset Pink, Astro Silver
RAM & ROM Variant
128GB, 256GB, 256GB
256GB, 256GB, 512GB
Processor Variant
Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
Mediatek Dimensity 7300 Energy (4 nm)
Core Chipset (CPU)
Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
Mediatek Dimensity 7300 Energy (4 nm)
Graphics Power (GPU)
Adreno 644
Mali-G615 MC2
Operating System (OS)
Android 14, One UI 6.1
Android 14, up to 3 major Android upgrades, ColorOS 14.1
Sensor/lens
50 MP, f/2.4, (wide)
32 MP, f/2.0, 21mm (wide), 1/3.1", PDAF
Video Recording
4K@30fps, 1080p@30/60fps
4K@30fps, 1080p@30fps, gyro-EIS
Features/Modes
N/A
Panorama, HDR
Sensor/lens
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS8 MP, f/2.2, f/2.4, (macro)
50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, multi-directional PDAF, OIS8 MP, f/2.2, 16mm, 1/4.0", 1.12µm2 MP, f/2.4, (macro)
Telephoto Lens
No
No
Ultrawide Lens
123˚ (ultrawide)2 MP
112˚ (ultrawide)
3D ToF Sensor or LiDAR Scanner
N/A
N/A
Video Capabilities
4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
4K@30fps, 1080p@30/60/120/480fps, 720p@960fps, gyro-EIS, OIS, HDR
Features/Modes
LED flash, panorama, HDR
LED flash, HDR, panorama
Battery Capacity
5000 mAh
5000 mAh
Battery Type
non-removable
non-removable
Charging Methods
45W wired
80W wired, PD2.0, Reverse wired
Charging Speed
—
47% in 18 min, 100% in 46 min, (advertised)
Reverse Charging Support
No
Yes
Network Technology
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
SIM-Support
Hybrid Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
WiFi Version
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth Version
5.2, A2DP, LE
5.4, A2DP, LE, aptX HD, LHDC
USB Type
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
NFC Supported
Yes (market/region dependent)
Yes, 360˚ (market/region dependent)
Headphone Jack Supported
No
No
FM Radio Supported
No
No
Infrared Supported
No
Yes
Speakers
Yes, with stereo speakers
Yes, with stereo speakers
Dedicated Features
N/A
BeaconLink calls via bluetooth, up to 200m
Durability (Water & Dust)
N/A
N/A
