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BenQ-Siemens EF81 Specifications
Benq
Released 2006, Jan 15
- 110g, 15.9mm thickness
- Feature phone
- 64MB storage, microSD slot
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Genze vs community
Genze and community ratings are both shown on a /10 scale. Genze is derived from internal model scores and price rules; community averages come from approved reviews (1–10 per category).
| Category | Genze /10 | Users /10 |
|---|---|---|
| Battery | 1.7 | — |
| Display | 4.8 | — |
| Performance | 2.3 | — |
| Camera | 4.8 | — |
| Body | 5.2 | — |
| Gaming | 3.4 | — |
| Software | 4.4 | — |
| Connectivity | 5.8 | — |
| Sensors | 7.2 | — |
| Software updates | — | — |
| Clean software | — | — |
| Heating | — | — |
| Media | — | — |
Community columns fill in when reviews are approved.
Quick specifications
2.2"
240x320 pixels
2MP
Video recorder
950mAh
Score breakdown
From specs, price tier & release year
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Full specifications
|
Network
|
Technology | GSM / UMTS |
|---|---|---|
| 2G bands | GSM 900 / 1800 / 1900 | |
| 3G bands | UMTS 2100 | |
| Speed | Yes, 384 kbps |
|
Launch
|
Announced | 2006, January |
|---|---|---|
| Status | Discontinued |
|
Body
|
Dimensions | 94 x 51 x 15.9 mm (3.70 x 2.01 x 0.63 in) |
|---|---|---|
| Weight | 110 g (3.88 oz) | |
| SIM | Mini-SIM |
|
Display
|
Type | TFT, 256K colors |
|---|---|---|
| Size | 2.2 inches, 34 x 45 mm, 15.0 cm2 (~31.3% screen-to-body ratio) | |
| Resolution | 240 x 320 pixels, 4:3 ratio (~182 ppi density) | |
| ??? | Second external 256K colors display, TFT (120 x 160 pixels) Aluminum rear cover |
|
Memory
|
Card slot | microSD (dedicated slot) |
|---|---|---|
| Phonebook | 500 x 20 fields, Photo call | |
| Call records | 100 dialed, 100 received, 100 missed calls | |
| Internal | 64MB |
|
Main Camera
|
Single | 2 MP |
|---|---|---|
| Features | rotating lens | |
| Video | Yes |
|
Selfie camera
|
??? | No |
|---|
|
Sound
|
Loudspeaker | No |
|---|---|---|
| Alert types | Vibration; Downloadable polyphonic, AAC ringtones | |
| 3.5mm jack | No |
|
Comms
|
WLAN | No |
|---|---|---|
| Bluetooth | Yes | |
| Positioning | No | |
| Radio | No | |
| USB | Proprietary |
|
Features
|
Sensors | |
|---|---|---|
| Messaging | SMS, MMS, Email | |
| Browser | WAP 2.0/xHTML, HTML | |
| Games | 5 - StarWars, SeaBattle, SuperBomber + downloadable | |
| Java | Yes, MIDP 2.0 | |
| ??? | Video telephony MP3/AAC player Video player Photo editor Predictive text input Voice dial Stopwatch Organizer |
|
Battery
|
Type | Removable Li-Ion 950 mAh battery |
|---|---|---|
| Stand-by | Up to 300 h | |
| Talk time | Up to 4 h 30 min |
|
Misc
|
Colors | Titanium Silver |
|---|
BenQ-Siemens EF81 official images
Frequently asked questions
Is BenQ-Siemens EF81 worth buying in 2026?
BenQ-Siemens EF81 is worth considering if its strengths match your priorities. Genze scores it 3.8/10 for its class. Read owner reviews and compare alternatives before you buy.
What is the battery capacity of BenQ-Siemens EF81?
BenQ-Siemens EF81 has a 950 mAh battery. Real-world endurance depends on chipset efficiency, display, and usage.
What display size does BenQ-Siemens EF81 have?
BenQ-Siemens EF81 features a 2.20-inch display. See the Display section for resolution, refresh rate, and panel details.
What is the Genze score for BenQ-Siemens EF81?
Genze rates BenQ-Siemens EF81 3.8/10 based on performance, display, camera, battery, body build, and value versus phones in the same price tier.
Where do these specifications come from?
Specifications are compiled from official manufacturer and carrier sources, reviewed by our editors where possible, and enriched with Genze scores and community feedback. GenZe Rank is not responsible for errors or omissions. Regional variants, firmware updates, and retailer listings may differ from what is shown here—always confirm critical details on the official product page before you buy.
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