Screen size
E2100B1.8"
Galaxy S25Winner: 6.2"+71%
Quick verdict
Galaxy S25 leads the measured specs 20-1.
Measured wins
E2100B
1
spec wins
Ties
2
equal specs
Galaxy S25
20
spec wins
Overall winner
Screen size
Technology
E2100B
GSM
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
E2100B
GSM 900 / 1800
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
GPRS
E2100B
Class 10
Galaxy S25
-
EDGE
E2100B
No
Galaxy S25
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
-
3G bands
E2100B
-
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
4G bands
E2100B
-
Galaxy S25
1, 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
5G bands
E2100B
-
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
Speed
E2100B
-
Galaxy S25
HSPA, LTE (up to 7CA), 5G
Announced
E2100B
2009, January. Released 2009
Galaxy S25
2025, January 22
Status
E2100B
Discontinued
Galaxy S25
Available. Released 2025, February 03
Dimensions
E2100B
108 x 43.6 x 14.3 mm (4.25 x 1.72 x 0.56 in)
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
Weight
E2100B
74.1 g (2.61 oz)
Galaxy S25
162 g (5.71 oz)
SIM
E2100B
Mini-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
Build
E2100B
-
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
Other
E2100B
-
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
Type
E2100B
TFT, 256K colors
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size
E2100B
1.77 inches, 9.9 cm2 (~20.9% screen-to-body ratio)
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
Resolution
E2100B
128 x 160 pixels (~116 ppi density)
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
Protection
E2100B
-
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
Card slot
E2100B
No
Galaxy S25
No
Phonebook
E2100B
1000 entries, Photocall
Galaxy S25
-
Call records
E2100B
30 dialed, 30 received, 30 missed calls
Galaxy S25
-
Internal
E2100B
7MB
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Other
E2100B
-
Galaxy S25
UFS 4.0
Single
E2100B
VGA
Galaxy S25
-
Video
E2100B
160x420@15fps
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Triple
E2100B
-
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
Features
E2100B
-
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
Other
E2100B
No
Galaxy S25
-
Single
E2100B
-
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Features
E2100B
-
Galaxy S25
HDR, HDR10+
Video
E2100B
-
Galaxy S25
4K@30/60fps, 1080p@30fps
Loudspeaker
E2100B
Yes
Galaxy S25
Yes, with stereo speakers
3.5mm jack
E2100B
No
Galaxy S25
No
Other
E2100B
-
Galaxy S25
High-bitrate audio support
WLAN
E2100B
No
Galaxy S25
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
E2100B
2.0
Galaxy S25
5.4, A2DP, LE
Positioning
E2100B
No
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
Radio
E2100B
FM radio, RDS, recording
Galaxy S25
No
USB
E2100B
2.0
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
NFC
E2100B
-
Galaxy S25
Yes
Sensors
E2100B
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Messaging
E2100B
SMS, MMS, Email
Galaxy S25
-
Browser
E2100B
WAP 2.0/xHTML
Galaxy S25
-
Games
E2100B
Yes + downloadable
Galaxy S25
-
Java
E2100B
Yes, MIDP 2.0
Galaxy S25
-
Other
E2100B
Organizer Voice memo Mobile Tracker Predictive text input
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Type
E2100B
Removable Li-Ion 800 mAh battery
Galaxy S25
Li-Ion 4000 mAh
Stand-by
E2100B
Up to 250 h
Galaxy S25
-
Talk time
E2100B
Up to 3 h
Galaxy S25
-
Charging
E2100B
-
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
Colors
E2100B
Grey
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
SAR EU
E2100B
0.74 W/kg (head)
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
Price
E2100B
About 40 EUR
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999
Models
E2100B
-
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS
SAR
E2100B
-
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
OS
E2100B
-
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
Chipset
E2100B
-
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
CPU
E2100B
-
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
E2100B
-
Galaxy S25
Adreno 830 (1200 MHz)