Screen size
equal specsCF611.8"
E811.8"
Quick verdict
E81 leads the measured specs 6-0.
Measured wins
CF61
0
spec wins
Ties
5
equal specs
E81
6
spec wins
Overall winner
Screen size
equal specsTechnology
CF61
GSM
E81
GSM / UMTS
2G bands
CF61
GSM 900 / 1800 / 1900
E81
GSM 900 / 1800 / 1900
GPRS
CF61
Class 10
E81
-
EDGE
CF61
No
E81
-
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
3G bands
CF61
-
E81
UMTS 2100
Speed
CF61
-
E81
Yes, 384 kbps
Announced
CF61
2006, March
E81
2006, July
Status
CF61
Discontinued
E81
Discontinued
Dimensions
CF61
88 x 46 x 23 mm, 80 cc (3.46 x 1.81 x 0.91 in)
E81
99.8 x 46.7 x 16.7 mm (3.93 x 1.84 x 0.66 in)
Weight
CF61
99 g (3.49 oz)
E81
90 g (3.17 oz)
SIM
CF61
Mini-SIM
E81
Mini-SIM
Type
CF61
TFT, 256K colors
E81
TFT, 256K colors
Size
CF61
1.8 inches, 29 x 35 mm, 10.2 cm2 (~25.2% screen-to-body ratio)
E81
1.8 inches, 10.2 cm2 (~21.9% screen-to-body ratio)
Resolution
CF61
128 x 160 pixels (~114 ppi density)
E81
176 x 220 pixels (~157 ppi density)
Other
CF61
Second external 4K colors display, CSTN (96 x 64 pixels) 5-way navigation key
E81
-
Card slot
CF61
microSD (dedicated slot)
E81
microSD (dedicated slot)
Phonebook
CF61
1000 x 20 fields, Photo call
E81
Yes, Photo call
Call records
CF61
10 dialed, 10 received, 10 missed calls
E81
10 dialed, 10 received, 10 missed calls
Internal
CF61
1.5MB
E81
16MB
Single
CF61
1.3 MP
E81
1.3 MP
Video
CF61
No
E81
QCIF
Features
CF61
-
E81
LED flash
Other
CF61
No
E81
No
Loudspeaker
CF61
Yes
E81
No
Alert types
CF61
Vibration; Downloadable polyphonic, MP3 ringtones
E81
Vibration; Downloadable polyphonic, MP3 ringtones
3.5mm jack
CF61
No
E81
No
Other
CF61
3D surround sound
E81
-
WLAN
CF61
No
E81
No
Bluetooth
CF61
Yes
E81
Yes
Positioning
CF61
No
E81
No
Radio
CF61
No
E81
No
USB
CF61
1.1
E81
2.0
Sensors
CF61
E81
Messaging
CF61
SMS, EMS, MMS
E81
SMS, MMS, Email
Browser
CF61
WAP 2.0/xHTML
E81
WAP 2.0/xHTML
Games
CF61
Yes + downloadable
E81
Yes + downloadable
Java
CF61
Yes, MIDP 2.0
E81
Yes, MIDP 2.0
Other
CF61
MP3/AAC/WMA player Predictive text input Organizer Exchangeable front cover Voice memo
E81
MP3/AAC/eAAC+/XMF player Predictive text input Reminder Organizer
Type
CF61
Removable Li-Ion 750 mAh battery
E81
Removable Li-Ion 900 mAh battery
Stand-by
CF61
Up to 225 h
E81
Up to 300 h
Talk time
CF61
Up to 3 h
E81
Up to 5 h
Colors
CF61
Silver
E81
Lucent Black