Screen size
e121Winner: 1.8"
e525—
Quick verdict
e121 leads the measured specs 4-1.
Measured wins
e121
4
spec wins
Overall winner
Ties
4
equal specs
e525
1
spec wins
Screen size
Technology
e121
GSM
e525
GSM
2G bands
e121
GSM 900 / 1800 / 1900
e525
GSM 850 / 900 / 1800 / 1900
GPRS
e121
Class 10
e525
Class 8
EDGE
e121
No
e525
No
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Announced
e121
2005, Q4
e525
2003
Status
e121
Discontinued
e525
Discontinued
Dimensions
e121
106 x 44 x 12.4 mm (4.17 x 1.73 x 0.49 in)
e525
101 x 48 x 24 mm, 90 cc (3.98 x 1.89 x 0.94 in)
Weight
e121
95 g (3.35 oz)
e525
110 g (3.88 oz)
SIM
e121
Mini-SIM
e525
Mini-SIM
Type
e121
CSTN, 65K colors
e525
TFT, 65K colors
Size
e121
1.8 inches, 29 x 35 mm, 10.2 cm2 (~21.9% screen-to-body ratio)
e525
Resolution
e121
128 x 160 pixels (~114 ppi density)
e525
162 x 216 pixels, 4:3 ratio
Other
e121
Downloadable pictures
e525
Second LCD 4096 colors (80 x 108 pixels)
Card slot
e121
No
e525
No
Phonebook
e121
Yes
e525
500 x 8 fields, Photo call
Call records
e121
20 dialed, 20 received, 20 missed calls
e525
20 dialed, 20 received, 20 missed calls
Internal
e121
3.6MB
e525
1MB
Other
e121
-
e525
20 x 20 sec. voice memo
Single
e121
VGA
e525
CIF
Video
e121
No
e525
No
Other
e121
No
e525
No
Loudspeaker
e121
Yes
e525
No
Alert types
e121
Vibration; Downloadable polyphonic ringtones
e525
Vibration; Downloadable polyphonic ringtones
3.5mm jack
e121
No
e525
No
WLAN
e121
No
e525
No
Bluetooth
e121
No
e525
No
Positioning
e121
No
e525
No
Radio
e121
No
e525
No
USB
e121
Proprietary
e525
Proprietary
Infrared port
e121
-
e525
Yes
Sensors
e121
e525
Messaging
e121
SMS, EMS, MMS
e525
SMS, MMS, Email
Browser
e121
WAP 2.0/xHTML
e525
WAP 1.2.1
Games
e121
Yes
e525
Yes
Java
e121
Yes, MIDP 2.0
e525
Yes
Other
e121
Predictive text input Organizer Voice memo
e525
Predictive text input Organizer Voice memo Profiles
Clock
e121
-
e525
Yes
Alarm
e121
-
e525
Yes
Languages
e121
-
e525
English, Spanish, French
Type
e121
Removable Li-Ion 800 mAh battery
e525
Removable Li-Ion 800 mAh battery
Stand-by
e121
Up to 150 h
e525
Up to 200 h
Talk time
e121
Up to 2 h 30 min
e525
Up to 3 h 20 min
Colors
e121
Silver
e525
Silver