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

Brazil, India, Europe, Peru, Chile

China, India, Europe, United Arab Emirates, Bangladesh

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

No, Always-on display

Corning Gorilla Glass 7i, No

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

Glass front, plastic back, and plastic frame

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, upgradable to Android 16, One UI 8.0

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

No

Panorama, HDR

Sensor/lens

50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS, and 2 MP (macro)

50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, multi-directional PDAF, OIS, and 2 MP (macro)

Telephoto Lens

No

No

Ultrawide Lens

8 MP, f/2.2, 123˚ (ultrawide)

8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm

3D ToF Sensor or LiDAR Scanner

No

No

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

No

BeaconLink calls via bluetooth, up to 200m

Durability (Water & Dust)

No

IP65 dust tight and water resistant (low pressure water jets)