What are the main specifications of this device?

This device features detailed specifications including screen size, display type and resolution, processor type, RAM capacity, internal storage, camera quality, battery capacity, operating system, design dimensions and weight, and comprehensive connectivity options. All specifications are provided in the detailed sections above.

How does this device compare to other models?

You can compare this device side-by-side with up to 2 other devices of your choice using our advanced Comparison Tool. Simply select the devices you want to compare and view detailed specifications, features, performance metrics, camera capabilities, battery life, and more to make an informed decision.

What is the release date of this device?

The detailed release date and announcement information for this device is available in the Launch section of the specifications. This includes the announcement date and availability timeline.

What connectivity options are available?

This device supports various connectivity options including network generations (2G, 3G, 4G LTE, 5G), WiFi standards, Bluetooth versions, GPS, NFC, and USB connectivity. All connectivity specifications are detailed in the relevant sections.

Can I leave a review or comment?

Yes! You can share your experiences and opinions by leaving comments and reviews on this device page. Your feedback helps other users make informed decisions about this device and provides valuable insights to the community.

Where can I find more detailed information?

Complete technical specifications are organized in detailed sections covering display, hardware, memory, cameras, multimedia, connectivity, features, battery, and more. Scroll through the page to find all available information, or use our Phone Finder tool to explore similar devices.

BenQ-Siemens EF51 - Full Specifications

NETWORK
NETWORK	Technology	GSM
2G bands	GSM 900 / 1800 / 1900 GSM 850 / 1800 / 1900 - US version
GPRS	Class 10
EDGE	No
LAUNCH
LAUNCH	Announced	2006, February
LAUNCH	Status	Discontinued
BODY
BODY	Dimensions	89 x 49 x 18 mm (3.50 x 1.93 x 0.71 in)
	Weight	95 g (3.35 oz)
	SIM	Mini-SIM
DISPLAY
DISPLAY	Type	TFT, 256K colors
	Size	2.2 inches, 40 x 40 mm, 15.6 cm2 (~35.7% screen-to-body ratio)
	Resolution	120 x 128 pixels (~80 ppi density)
MEMORY
MEMORY	Card slot	miniSD
	Phonebook	Yes, Photo call
	Call records	10 dialed, 10 received, 10 missed calls
	Internal	20MB
MAIN CAMERA
MAIN CAMERA	Single	1.3 MP
MAIN CAMERA	Video	No
MULTIMEDIA
MULTIMEDIA	Loudspeaker	No
	Alert types	Vibration; Downloadable polyphonic, MP3 ringtones
	3.5mm jack	No 3D surround sound
CONNECTIVITY
CONNECTIVITY	WLAN	No
	Bluetooth	1.2, A2DP
	Positioning	No
	Radio	FM radio
	USB	Proprietary
FEATURES
FEATURES	Sensors
	Messaging	SMS, MMS
	Browser	WAP 2.0/xHTML
	Games	Yes + downloadable
	Java	Yes, MIDP 2.0 WMA/MP3/AAC/AAC+ player Predictive text input Voice memo Stopwatch Organizer
BATTERY
BATTERY	Type	Removable Li-Ion 870 mAh battery
	Stand-by	Up to 200 h
	Talk time	Up to 4 h
GENERAL INFO
GENERAL INFO	Colors	Flashy White, Black

Disclaimer:We can not guarantee that the information on this page is 100% correct.

BenQ-Siemens EF51 - user opinions and reviews

No comments yet. Be the first to share your opinion!

Share Your Opinion

Total reader comments: 0

Latest Devices

nova plus

nova Y91

nova Y90

nova Y72

nova Y71

nova Y70 Plus

nova Y61

nova Y60

nova Flip S

nova plus

nova Y91

nova Y90

nova Y72

nova Y71

nova Y70 Plus

nova Y61

nova Y60

nova Flip S

Popular comparisons

Galaxy S21 Ultra 5G vs. Galaxy S26 Ultra

Galaxy S25 Ultra vs. Galaxy S25 FE

Galaxy S26 Ultra vs. Galaxy S25 Ultra

Galaxy S26 Ultra vs. iPhone 6s

Galaxy S26 Ultra vs. Galaxy S24 Ultra

Galaxy S24 Ultra vs. Galaxy S24 Ultra

Galaxy S I vs. Galaxy S22+ 5G

Galaxy S I vs. Galaxy S III

Galaxy S II vs. Galaxy S I

Galaxy S I vs. Galaxy S II

Top 10 Daily Interest

#	Devices	Daily Hits
1	Samsung Galaxy S24 Ultra	302
2	Samsung Galaxy S26 Ultra	272
3	Xiaomi Poco X7 Pro	221
4	Infinix GT 30 Pro	181
5	Samsung Galaxy S26	157
6	Samsung Galaxy S10	145
7	Samsung Galaxy S II	140
8	Apple iPhone SE 3 (2022)	125
9	Xiaomi Redmi 8	116
10	Samsung Galaxy S III	104

Top 10 by Fans

#	Device	Reviews
1	Samsung Galaxy A7 (2018)	0
2	Tecno Camon 16	0
3	Archos 50d Helium 4G	0
4	Samsung P6200 Galaxy Tab 7.0 Plus	0
5	Huawei Nexus 6P	0
6	Samsung E370	0
7	Huawei Mate X3	0
8	Huawei Ascend G6 4G	0
9	TCL 60 SE NxtPaper	0
10	Samsung Guru E1081T	0