Screen size
Galaxy M476.7"
Galaxy S21 Ultra 5GWinner: 6.8"+1.5%
Quick verdict
Galaxy S21 Ultra 5G leads the measured specs 13-5.
Measured wins
Galaxy M47
5
spec wins
Ties
5
equal specs
Galaxy S21 Ultra 5G
13
spec wins
Overall winner
Screen size
Technology
Galaxy M47
GSM / HSPA / LTE / 5G
Galaxy S21 Ultra 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
Galaxy M47
GSM 850 / 900 / 1800 / 1900
Galaxy S21 Ultra 5G
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
3G bands
Galaxy M47
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy S21 Ultra 5G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
4G bands
Galaxy M47
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
LTE
Galaxy S21 Ultra 5G
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G998U1, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G998B
5G bands
Galaxy M47
SA/NSA/Sub6
Galaxy S21 Ultra 5G
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1, 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G998B
Speed
Galaxy M47
HSPA, LTE, 5G
Galaxy S21 Ultra 5G
HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
Announced
Galaxy M47
2026, June 29
Galaxy S21 Ultra 5G
2021, January 14
Status
Galaxy M47
Available. Released 2026, July 04
Galaxy S21 Ultra 5G
Available. Released 2021, January 29
Dimensions
Galaxy M47
162.4 x 78.2 x 7.8 mm (6.39 x 3.08 x 0.31 in)
Galaxy S21 Ultra 5G
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Weight
Galaxy M47
200 g (7.05 oz)
Galaxy S21 Ultra 5G
227 g (Sub6), 229 g (mmWave) (8.01 oz)
Build
Galaxy M47
Glass front (Gorilla Glass Victus+), plastic frame, glass back (Gorilla Glass Victus+)
Galaxy S21 Ultra 5G
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
SIM
Galaxy M47
Nano-SIM + Nano-SIM
Galaxy S21 Ultra 5G
· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
Other
Galaxy M47
IP64 dust tight and water resistant (water splashes) Drop resistant up to 2m
Galaxy S21 Ultra 5G
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support
Type
Galaxy M47
Super AMOLED, 120Hz, 800 nits (typ), 1400 nits (HBM)
Galaxy S21 Ultra 5G
Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak)
Size
Galaxy M47
6.7 inches, 110.2 cm2 (~86.8% screen-to-body ratio)
Galaxy S21 Ultra 5G
6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio)
Resolution
Galaxy M47
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Galaxy S21 Ultra 5G
1440 x 3200 pixels, 20:9 ratio (~515 ppi density)
Protection
Galaxy M47
Corning Gorilla Glass Victus+
Galaxy S21 Ultra 5G
Corning Gorilla Glass Victus
OS
Galaxy M47
Android 16, up to 6 major Android upgrades, One UI 8.5
Galaxy S21 Ultra 5G
Android 11, up to 4 major Android upgrades, One UI 6.1
Chipset
Galaxy M47
Qualcomm SM6475-AB Snapdragon 6 Gen 3 (4 nm)
Galaxy S21 Ultra 5G
Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
CPU
Galaxy M47
Octa-core (4x2.4 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
Galaxy S21 Ultra 5G
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
GPU
Galaxy M47
Adreno 710
Galaxy S21 Ultra 5G
Mali-G78 MP14 - InternationalAdreno 660 - USA/China
Card slot
Galaxy M47
microSDXC (uses shared SIM slot)
Galaxy S21 Ultra 5G
No
Internal
Galaxy M47
128GB 6GB RAM, 256GB 8GB RAM
Galaxy S21 Ultra 5G
128GB 8GB RAM, 128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
Other
Galaxy M47
UFS 3.1
Galaxy S21 Ultra 5G
UFS 3.1
Triple
Galaxy M47
50 MP, f/1.8, (wide), 1/2.76", 0.64µm, PDAF, OIS 5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm 2 MP (macro)
Galaxy S21 Ultra 5G
-
Features
Galaxy M47
LED flash, panorama, HDR
Galaxy S21 Ultra 5G
Laser AF, LED flash, auto-HDR, panorama
Video
Galaxy M47
4K@30fps, 1080p@30fps, 720p@480fps, gyro-EIS
Galaxy S21 Ultra 5G
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Quad
Galaxy M47
-
Galaxy S21 Ultra 5G
108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, OIS 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Single
Galaxy M47
12 MP, f/2.2, (wide), AF
Galaxy S21 Ultra 5G
40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF
Video
Galaxy M47
1080p@30fps, HDR
Galaxy S21 Ultra 5G
4K@30/60fps, 1080p@30fps
Features
Galaxy M47
-
Galaxy S21 Ultra 5G
HDR
Loudspeaker
Galaxy M47
Yes
Galaxy S21 Ultra 5G
Yes, with stereo speakers
3.5mm jack
Galaxy M47
No
Galaxy S21 Ultra 5G
No
Other
Galaxy M47
-
Galaxy S21 Ultra 5G
High-bitrate audio support
WLAN
Galaxy M47
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Galaxy S21 Ultra 5G
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Bluetooth
Galaxy M47
5.3, A2DP, LE, ASHA
Galaxy S21 Ultra 5G
5.2, A2DP, LE
Positioning
Galaxy M47
GPS, GALILEO, GLONASS, BDS, QZSS
Galaxy S21 Ultra 5G
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy M47
Yes
Galaxy S21 Ultra 5G
Yes
Radio
Galaxy M47
Unspecified
Galaxy S21 Ultra 5G
FM radio (Snapdragon model only; market/operator dependent)
USB
Galaxy M47
USB Type-C 2.0, OTG
Galaxy S21 Ultra 5G
USB Type-C 3.2, OTG
Sensors
Galaxy M47
Fingerprint (side-mounted), accelerometer, gyro, compass
Galaxy S21 Ultra 5G
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy M47
Virtual proximity sensing
Galaxy S21 Ultra 5G
Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support
Type
Galaxy M47
6000 mAh
Galaxy S21 Ultra 5G
Li-Ion 5000 mAh
Charging
Galaxy M47
45W wired Bypass charging
Galaxy S21 Ultra 5G
25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
Colors
Galaxy M47
Blaze Blue, Rogue Red
Galaxy S21 Ultra 5G
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
Models
Galaxy M47
SM-M476B/DS, SM-M476B
Galaxy S21 Ultra 5G
SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980
SAR
Galaxy M47
0.87 W/kg (head)
Galaxy S21 Ultra 5G
0.77 W/kg (head) 1.02 W/kg (body)
SAR EU
Galaxy M47
0.50 W/kg (head) 0.98 W/kg (body)
Galaxy S21 Ultra 5G
0.71 W/kg (head) 1.58 W/kg (body)
Price
Galaxy M47
About 210 EUR
Galaxy S21 Ultra 5G
$ 200.79 / C$ 407.99 / £ 207.95 / € 259.99