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Özellik	Samsung Galaxy S21 5G	Samsung Galaxy S25 Ultra
Çıkış
Tanıtım Tarihi	2021, January 14	2025, January 22
Durum	Available. Released 2021, January 29	Available. Released 2025, February 03
Gövde
Boyutlar	151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in)	162.8 x 77.6 x 8.2 mm (6.41 x 3.06 x 0.32 in)
Ağırlık	169 g (Sub6), 171 g (mmWave) (5.96 oz) ▲	218 g (7.69 oz)
Malzeme	Glass front (Gorilla Glass Victus), plastic back, aluminum frame	Glass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), titanium frame (grade 5)
SIM	· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)	· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT· Nano-SIM + eSIM + eSIM (max 2 at a time) - USA· Nano-SIM + Nano-SIM - CN
Ekran
Ekran Teknolojisi	Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)	Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Ekran Boyutu	6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio)	6.9 inches, 116.9 cm2 (~92.5% screen-to-body ratio) ▲
Çözünürlük	1080 x 2400 pixels, 20:9 ratio (~421 ppi density)	1440 x 3120 pixels, 19.5:9 ratio (~498 ppi density) ▲
Ekran Koruması	Corning Gorilla Glass Victus	Corning Gorilla Armor 2, Mohs level 6
İşlemci
İşletim Sistemi	Android 11, up to 4 major OS updates, One UI 7	Android 15, up to 7 major OS updates, One UI 8
Yonga Seti	Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China	Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
İşlemci	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	Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
Grafik İşlemci	Mali-G78 MP14 - InternationalAdreno 660 - USA/China	Adreno 830 (1200 MHz)
Hafıza
Hafıza Kartı	No	No
Depolama / RAM	128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM	256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM ▲
Arka Kamera
Arka Kamera	12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video	200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom 50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom 50 MP, f/1.9, 120˚ (ultrawide), 1/2.5", 0.7µm, dual pixel PDAF, Super Steady video ▲
Arka Kamera Özellikleri	LED flash, auto-HDR, panorama	Laser AF, Best Face, LED flash, auto-HDR, panorama
Video Kaydı	8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS	8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Ön Kamera
Ön Kamera	10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF	12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF ▲
Ön Kamera Özellikleri	HDR	HDR, HDR10+
Ön Kamera Video	4K@30/60fps, 1080p@30fps	4K@30/60fps, 1080p@30fps
Ses
Hoparlör	Yes, with stereo speakers	Yes, with stereo speakers
3.5mm Kulaklık Girişi	No	No
Bağlantı
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE	5.4, A2DP, LE ▲
Konum	GPS, GLONASS, BDS, GALILEO	GPS, GLONASS, BDS, GALILEO, QZSS
NFC	Yes	Yes
Radyo	FM radio (Snapdragon model only; market/operator dependent)	No
USB	USB Type-C 3.2, OTG	USB Type-C 3.2, DisplayPort 1.2, OTG
Özellikler
Sensörler	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Batarya
Batarya Kapasitesi	Li-Ion 4000 mAh	Li-Ion 5000 mAh ▲
Şarj	25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless	45W wired, PD3.0, 65% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless ▲
Şebeke
Şebeke Teknolojisi	GSM / CDMA / HSPA / EVDO / LTE / 5G	GSM / CDMA / HSPA / EVDO / LTE / 5G
2G Bantları	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Bantları	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bantları	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-G991U1	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
5G Bantları	2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1	1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
Bağlantı Hızı	HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)	HSPA, LTE (CA), 5G
Testler
Performans Testi	AnTuTu: 584055 (v8) GeekBench: 3238 (v5.1) GFXBench: 60fps (ES 3.1 onscreen)	AnTuTu: 2207809 (v10) GeekBench: 9846 (v6) 3DMark: 6687 (Wild Life Extreme) ▲
Display	856 nits max brightness (measured)	1417 nits max brightness (measured)
Hoparlör	-26.4 LUFS (Good)	-24.6 LUFS (Very good)
Camera	Photo / Video	—
Battery	—	Active use score 14:49h
Battery (old)	Endurance rating 93h	—
AB Enerji Etiketi
Energy	—	Class B
Battery	—	44:54h endurance, 2000 cycles
Free fall	—	Class A (270 falls)
Repairability	—	Class C
Diğer
Renkler	Phantom Gray, Phantom White, Phantom Violet, Phantom Pink	Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Model Kodları	SM-G991B, SM-G991B/DS, SM-G991U, SM-G991U1, SM-G991W, SM-G991N, SM-G9910, SM-G991Q, SCG09	SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
SAR Değeri	0.74 W/kg (head) 1.08 W/kg (body) ▲	1.26 W/kg (head) 0.64 W/kg (body)
SAR Değeri (AB)	0.46 W/kg (head) 1.51 W/kg (body) ▲	1.25 W/kg (head) 1.42 W/kg (body)
Çıkış Fiyatı	$ 168.00 / € 209.00 / £ 158.50 ▲	$ 704.97 / € 798.95 / £ 599.00 / ₹ 94,999

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