Product
Samsung Galaxy A8 Star (A9 Star)
Samsung Galaxy A8 Star (A9 Star)
₹34,935
Samsung Galaxy M55s
Samsung Galaxy M55s
₹28,999
Battery
Charging 15W wired 45W wired
Type Li-Ion 3700 mAh, non-removable 5000 mAh
Body
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame -
Dimensions 162.4 x 77 x 7.6 mm (6.39 x 3.03 x 0.30 in) 163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 191 g (6.74 oz) 180 g (6.35 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.2, A2DP, LE
NFC Yes Yes
Positioning GPS, GLONASS, BDS, GALILEO GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio No
USB USB Type-C 2.0 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 5 -
Resolution 1080 x 2220 pixels, 18.5:9 ratio (~392 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size 6.3 inches, 100.7 cm2 (~80.6% 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)
  Samsung Experience 9 UX -
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  ANT+ Samsung Pay -
Launch
Announced 2018, June. Released 2018, June 2024, September 24
Status Discontinued Available. Released 2024, September 26
Main Camera
Dual 24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF 16 MP, f/1.7, PDAF -
Features LED flash, panorama, HDR 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@30fps 4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 64GB 4GB RAM, 64GB 6GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  eMMC 5.1 -
Misc
Colors Black, White Thunder Black, Coral Green
Models SM-G885F, SM-G8850, SM-G885Y, SM-G885S, SM-G8858 SM-M558B, SM-M558B/DS
SAR - 0.93 W/kg (head)    
SAR EU 0.43 W/kg (head)     1.79 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41 - Global 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 (3CA) Cat9 450/50 Mbps HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE / 5G
  1, 3, 8, 34, 38, 39, 40, 41 - China -
Platform
Chipset Qualcomm SDM660 Snapdragon 660 (14 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 512 Adreno 644
OS Android 8.0 (Oreo), upgradable to Android 9.0 (Pie), One UI Android 14, up to 4 major Android upgrades, One UI 6.1
Selfie camera
Single 24 MP, f/2.0, 26mm (wide), 1/2.8", 0.9µm 50 MP, f/2.4, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30/60fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
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