BenQ-Siemens S81

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Full Specifications September 4, 2026

BenQ-Siemens · 2006

BenQ-Siemens S81

Name: BenQ-Siemens S81
Brand: BenQ-Siemens

BenQ-Siemens S81 phone. Announced Feb 2006. Features 2.0″ display, 1.3 MP primary camera, 920 mAh battery, 30 MB storage.

Display 2.0"

Storage 30MB storage, microSD slot

Camera 1.3 MP

Battery 920 mAh

OS Feature phone

Build 99g, 13mm thickness

Launch

Announced 2006, February

Status Discontinued

Display

Type TFT, 256K colors

Size 2.0 inches, 31 x 39 mm, 12.6 cm 2 (~24.1% screen-to-body ratio)

Resolution 176 x 220 pixels (~141 ppi density)

Memory

Card slot microSD (dedicated slot)

Phonebook Yes, Photo call

Call records 10 dialed, 10 received, 10 missed calls

Internal 30MB

Main Camera

Single 1.3 MP

Features LED flash

Video Yes

Selfie camera

Single VGA videocall camera

Body

Dimensions 109 x 48 x 13 mm (4.29 x 1.89 x 0.51 in)

Weight 99 g (3.49 oz)

SIM Mini-SIM

Battery

Type Removable Li-Ion 920 mAh battery

Stand-by Up to 320 h

Talk time Up to 4 h 50 min

Sound

Loudspeaker No

Alert types Vibration; Downloadable polyphonic, MP3, AAC ringtones

3.5mm jack No

Comms

WLAN No

Bluetooth 1.1

Positioning No

Radio No

USB Proprietary

Network

Technology GSM / UMTS

2G bands GSM 900 / 1800 / 1900

3G bands UMTS 2100

Speed Yes, 384 kbps

Features

Messaging SMS, MMS, Email

Browser WAP 2.0/xHTML

Games Yes

Java Yes, MIDP 2.0

featuresother MP3/AAC player Video telephony iTap Stopwatch Organizer

Misc

Colors Black/Silver

In depth

Full specifications

Announced	2006, February
Status	Discontinued

Type	TFT, 256K colors
Size	2.0 inches, 31 x 39 mm, 12.6 cm 2 (~24.1% screen-to-body ratio)
Resolution	176 x 220 pixels (~141 ppi density)

Card slot	microSD (dedicated slot)
Phonebook	Yes, Photo call
Call records	10 dialed, 10 received, 10 missed calls
Internal	30MB

Single	1.3 MP
Features	LED flash
Video	Yes

Single	VGA videocall camera

Dimensions	109 x 48 x 13 mm (4.29 x 1.89 x 0.51 in)
Weight	99 g (3.49 oz)
SIM	Mini-SIM

Type	Removable Li-Ion 920 mAh battery
Stand-by	Up to 320 h
Talk time	Up to 4 h 50 min

Loudspeaker	No
Alert types	Vibration; Downloadable polyphonic, MP3, AAC ringtones
3.5mm jack	No

WLAN	No
Bluetooth	1.1
Positioning	No
Radio	No
USB	Proprietary

Technology	GSM / UMTS
2G bands	GSM 900 / 1800 / 1900
3G bands	UMTS 2100
Speed	Yes, 384 kbps

Messaging	SMS, MMS, Email
Browser	WAP 2.0/xHTML
Games	Yes
Java	Yes, MIDP 2.0
featuresother	MP3/AAC player Video telephony iTap Stopwatch Organizer

Colors	Black/Silver

PhoneInsight Benchmark

14/100

Basic

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 7

Display 38

Camera 25.8

Battery 27

325,377 hitsTotal views

BenQ-Siemens S81

Launch

Display

Memory

Main Camera

Selfie camera

Body

Battery

Sound

Comms

Network

Features

Misc

Full specifications

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