Screen size
Galaxy S256.2"
Galaxy Z Fold8 UltraWinner: 8.0"+22%
Quick verdict
Galaxy Z Fold8 Ultra leads the measured specs 8-6.
Measured wins
Galaxy S25
6
spec wins
Ties
9
equal specs
Galaxy Z Fold8 Ultra
8
spec wins
Overall winner
Screen size
Technology
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
Galaxy Z Fold8 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
Galaxy Z Fold8 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
Galaxy Z Fold8 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy S25
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
equal specsBluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specs1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA unlocked
Galaxy Z Fold8 Ultra
LTE
5G bands
Galaxy S25
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International, 1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
Galaxy Z Fold8 Ultra
SA/NSA/Sub6 - International, SA/NSA/Sub6/mmWave - USA
Speed
Galaxy S25
HSPA, LTE (up to 7CA), 5G
Galaxy Z Fold8 Ultra
HSPA, LTE, 5G
Announced
Galaxy S25
2025, January 22
Galaxy Z Fold8 Ultra
Not announced yet
Status
Galaxy S25
Available. Released 2025, February 03
Galaxy Z Fold8 Ultra
Rumored
Dimensions
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
Galaxy Z Fold8 Ultra
4.1 mm thickness
Weight
Galaxy S25
162 g (5.71 oz)
Galaxy Z Fold8 Ultra
215 g (7.58 oz)
Build
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
Galaxy Z Fold8 Ultra
Glass front (Gorilla Glass Victus Ceramic 2) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus 2), aluminum frame
SIM
Galaxy S25
· 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
Galaxy Z Fold8 Ultra
· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM + multiple eSIM (max 2 at a time)
Other
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
Galaxy Z Fold8 Ultra
IP48 dust and water resistant (dust > 1mm; immersible up to 1.5m for 30 min) Advanced Armor aluminum frame
Type
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Galaxy Z Fold8 Ultra
Foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR10+
Size
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
Galaxy Z Fold8 Ultra
8.0 inches, 205.3 cm2 (~90.5% screen-to-body ratio)
Resolution
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
Galaxy Z Fold8 Ultra
1968 x 2184 pixels (~367 ppi density)
Protection
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
Galaxy Z Fold8 Ultra
-
Other
Galaxy S25
-
Galaxy Z Fold8 Ultra
Titanium plate layer for display support Cover display: Dynamic LTPO AMOLED 2X, 120Hz, Corning Gorilla Glass Ceramic 2 6.5 inches, 1080 x 2520 pixels, 422 ppi
OS
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
Galaxy Z Fold8 Ultra
Android 16, up to 7 major Android upgrades, One UI 8.5
Chipset
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
Galaxy Z Fold8 Ultra
Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 (3 nm)
CPU
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
Galaxy Z Fold8 Ultra
Octa-core (2x4.74 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU
Galaxy S25
Adreno 830 (1200 MHz)
Galaxy Z Fold8 Ultra
Adreno 840 (1.3GHz)
Card slot
Galaxy S25
No
Galaxy Z Fold8 Ultra
No
Internal
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Galaxy Z Fold8 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM
Other
Galaxy S25
UFS 4.0
Galaxy Z Fold8 Ultra
UFS 4.x
Triple
Galaxy S25
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Galaxy Z Fold8 Ultra
200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 50 MP, f/1.9, 120˚ (ultrawide), 1/2.5", 0.7µm, dual pixel PDAF
Features
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
Galaxy Z Fold8 Ultra
LED flash, HDR, panorama
Video
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Galaxy Z Fold8 Ultra
8K@30fps, 4K@60fps, 1080p@60/120/240fps (gyro-EIS), 10-bit HDR, HDR10+
Single
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Galaxy Z Fold8 Ultra
10 MP, f/2.2, 18mm (ultrawide), 1/3.0", 1.12µm Cover camera: 10 MP, f/2.2, 24mm (wide), 1/3.0", 1.12µm
Features
Galaxy S25
HDR, HDR10+
Galaxy Z Fold8 Ultra
HDR
Video
Galaxy S25
4K@30/60fps, 1080p@30fps
Galaxy Z Fold8 Ultra
4K@30/60fps, 1080p@30/60fps, gyro-EIS
Loudspeaker
Galaxy S25
Yes, with stereo speakers
Galaxy Z Fold8 Ultra
Yes, with stereo speakers
3.5mm jack
Galaxy S25
No
Galaxy Z Fold8 Ultra
No
Other
Galaxy S25
High-bitrate audio support
Galaxy Z Fold8 Ultra
High-bitrate audio support
WLAN
Galaxy S25
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Galaxy Z Fold8 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy S25
5.4, A2DP, LE
Galaxy Z Fold8 Ultra
5.4, A2DP, LE, aptX HD
Positioning
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
Galaxy Z Fold8 Ultra
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
Galaxy S25
Yes
Galaxy Z Fold8 Ultra
Yes
Radio
Galaxy S25
No
Galaxy Z Fold8 Ultra
No
USB
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
Galaxy Z Fold8 Ultra
USB Type-C 3.2, OTG
Sensors
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Galaxy Z Fold8 Ultra
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Galaxy Z Fold8 Ultra
Samsung DeX (desktop experience support) Ultra Wideband (UWB) support
Type
Galaxy S25
Li-Ion 4000 mAh
Galaxy Z Fold8 Ultra
Si/C Li-Ion 5000 mAh
Charging
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
Galaxy Z Fold8 Ultra
60W wired, PD3.0, 75% in 30 min 25W wireless (Qi2.2) 4.5W reverse wireless
Colors
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
Galaxy Z Fold8 Ultra
Graphite, Violet Shadow, Cream
Models
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS
Galaxy Z Fold8 Ultra
SM-F976B, SM-F976B/DS, SM-F976U, SM-F976U1
SAR
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
Galaxy Z Fold8 Ultra
-
SAR EU
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
Galaxy Z Fold8 Ultra
-
Price
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999
Galaxy Z Fold8 Ultra
About 2200 EUR