Product
Motorola Moto Z3
Motorola Moto Z3
Samsung Galaxy M55s
Samsung Galaxy M55s
Battery
Charging 15W wired 45W wired
Type Li-Ion 3000 mAh, non-removable 5000 mAh
Body
Build Glass front (Gorilla Glass 3), glass back (Gorilla Glass 3), aluminum frame (6000 series) -
Dimensions 156.5 x 76.5 x 6.8 mm (6.16 x 3.01 x 0.27 in) 163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
SIM Nano-SIMNano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 156 g (5.50 oz) 180 g (6.35 oz)
  Splash and dust resistant -
Comms
Bluetooth 5.0, A2DP, EDR, LE, aptX 5.2, A2DP, LE
NFC Yes Yes
Positioning GPS, GLONASS, BDS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio No
USB USB Type-C 3.1, OTG, magnetic connector USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2160 pixels, 18:9 ratio (~402 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size 6.01 inches, 93.2 cm2 (~77.9% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Type Super AMOLED Super AMOLED+, 120Hz, 1000 nits (HBM)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  Moto Mods snap-on accessories -
Launch
Announced 2018, August. Released 2018, August 2024, September 24
Status Discontinued Available. Released 2024, September 26
Main Camera
Dual 12 MP, f/2.0, 1/2.8", 1.25µm, PDAF 12 MP B/W -
Features Laser AF, Dual-LED dual-tone flash, panorama LED flash, panorama, HDR
Triple - 50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 123˚ (ultrawide) 2 MP, f/2.4, (macro)
Video 4K@30fps, 1080p@30/60fps 4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 64GB 4GB RAM, 128GB 6GB RAM 128GB 8GB RAM, 256GB 8GB RAM
Misc
Colors Ceramic Black Thunder Black, Coral Green
Models - SM-M558B, SM-M558B/DS
SAR 1.11 W/kg (head)     1.18 W/kg (body)     0.93 W/kg (head)    
SAR EU 0.56 W/kg (head)     1.44 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 38, 40, 41, 66
5G bands - 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Speed HSPA 42.2/5.76 Mbps, LTE (5CA) Cat16 1024/150 Mbps HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Our Tests
Audio quality Noise -92.9dB / Crosstalk -92.8dB -
Battery (old) Endurance rating 86h -
Loudspeaker Voice 80dB / Noise 73dB / Ring 85dB -
Performance AnTuTu: 207903 (v7) GeekBench: 6614 (v4.4) GFXBench: 23fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm MSM8998 Snapdragon 835 (10 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 540 Adreno 644
OS Android 8.1 (Oreo), upgradable to Android 9.0 (Pie) Android 14, up to 4 major Android upgrades, One UI 6.1
Selfie camera
Single 8 MP, f/2.0, 1/4.0", 24mm (wide), 1.12µm 50 MP, f/2.4, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30/60fps
Sound
3.5mm jack No No
Loudspeaker Yes Yes, with stereo speakers