Screen size
E71Winner: 2.1"+4.8%
S812.0"
Quick verdict
E71 leads the measured specs 5-3.
Measured wins
E71
5
spec wins
Overall winner
Ties
4
equal specs
S81
3
spec wins
Screen size
Technology
E71
GSM
S81
GSM / UMTS
2G bands
E71
GSM 900 / 1800 / 1900 , GSM 850 / 1800 / 1900 - US version
S81
GSM 900 / 1800 / 1900
GPRS
E71
Class 10
S81
-
EDGE
E71
Class 10
S81
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
E71
-
S81
UMTS 2100
Speed
E71
-
S81
Yes, 384 kbps
Announced
E71
2006, July
S81
2006, February
Status
E71
Discontinued
S81
Discontinued
Dimensions
E71
104 x 46 x 15 mm (4.09 x 1.81 x 0.59 in)
S81
109 x 48 x 13 mm (4.29 x 1.89 x 0.51 in)
Weight
E71
80 g (2.82 oz)
S81
99 g (3.49 oz)
SIM
E71
Mini-SIM
S81
Mini-SIM
Type
E71
TFT, 256K colors
S81
TFT, 256K colors
Size
E71
2.1 inches, 31 x 42 mm, 13.7 cm2 (~28.5% screen-to-body ratio)
S81
2.0 inches, 31 x 39 mm, 12.6 cm2 (~24.1% screen-to-body ratio)
Resolution
E71
240 x 320 pixels, 4:3 ratio (~190 ppi density)
S81
176 x 220 pixels (~141 ppi density)
Card slot
E71
microSD (dedicated slot)
S81
microSD (dedicated slot)
Phonebook
E71
1000 x 20 fields, Photo call
S81
Yes, Photo call
Call records
E71
100 dialed, 100 received, 100 missed calls
S81
10 dialed, 10 received, 10 missed calls
Internal
E71
16MB
S81
30MB
Single
E71
1.3 MP
S81
1.3 MP
Video
E71
QCIF
S81
Yes
Features
E71
-
S81
LED flash
Other
E71
No
S81
-
Single
E71
-
S81
VGA videocall camera
Video
E71
-
S81
Loudspeaker
E71
Yes
S81
No
Alert types
E71
Vibration; Downloadable polyphonic, MP3 ringtones
S81
Vibration; Downloadable polyphonic, MP3, AAC ringtones
3.5mm jack
E71
No
S81
No
WLAN
E71
No
S81
No
Bluetooth
E71
Yes
S81
1.1
Positioning
E71
No
S81
No
Radio
E71
FM radio
S81
No
USB
E71
2.0
S81
Proprietary
Sensors
E71
S81
Messaging
E71
SMS, MMS, Email
S81
SMS, MMS, Email
Browser
E71
WAP 2.0/xHTML
S81
WAP 2.0/xHTML
Games
E71
Yes + downloadable
S81
Yes
Java
E71
Yes, MIDP 2.0
S81
Yes, MIDP 2.0
Other
E71
MP3/AAC/AAC+ player Predictive text input Organizer Voice memo
S81
MP3/AAC player Video telephony iTap Stopwatch Organizer
Type
E71
Removable Li-Ion 730 mAh battery
S81
Removable Li-Ion 920 mAh battery
Stand-by
E71
Up to 390 h
S81
Up to 320 h
Talk time
E71
Up to 6 h 20 min
S81
Up to 4 h 50 min
Colors
E71
Dark Silver, Onyx Black
S81
Black/Silver