BenQ-Siemens Mobile EF91 vs Sony Xperia Z

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Comparing the BenQ-Siemens Mobile EF91 vs Sony Xperia Z across display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Display: Sony Xperia Z offers a screen size of 5 inches, while BenQ-Siemens Mobile EF91 offers 2 inches, making Sony Xperia Z the larger display of the two. BenQ-Siemens Mobile EF91 features a OLED display compared to Sony Xperia Z's LCD, making BenQ-Siemens Mobile EF91 the better display of the two.


Rear Camera: Sony Xperia Z offers a higher rear camera resolution with 13 MP, while BenQ-Siemens Mobile EF91 offers 3.2 MP, making Sony Xperia Z better for rear camera photography.


Front Camera: Sony Xperia Z offers a higher front camera resolution with 2.2 MP, while BenQ-Siemens Mobile EF91 offers 0.3 MP, making Sony Xperia Z better for front camera photography.


Battery: Sony Xperia Z offers a higher battery capacity with 2330 mAh, while BenQ-Siemens Mobile EF91 offers 1000 mAh, making Sony Xperia Z better for longer battery life.


Storage: BenQ-Siemens Mobile EF91 offers higher internal storage with 32 GB, while Sony Xperia Z offers 16 GB, making BenQ-Siemens Mobile EF91 the better option for storage.

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BenQ-Siemens Mobile EF91
(Discontinued)
Sony Xperia Z
₹24,236
(Discontinued)
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Summary

Release Date

01 Feb, 2006
N/A

Performance

N/A
Helio A20
N/A
Quad Core (upto 1.5 GHz)
N/A
2 GB RAM

Display

2 inches (5.08 cm)
5 inches (12.7 cm)
OLED
LCD
240x320 px
1920x1080 px (QHD (2k))

Rear Camera

3.2 MP
Primary Camera
13 MP
Primary Camera

Front Camera

0.3 MP
2.2 MP

Battery

1000 mAh
2330 mAh

Storage

32 MB
16 GB

User Ratings

N/A
4.3/5
(3,076 ratings)

User Feedback

General

Operating System

N/A
Android v4.1.2 (Jelly Bean)

Performance

Chipset

N/A
Huawei Helio A20 AP33

Processor

N/A
Quad core, 1.5 GHz, Krait

Graphics (GPU)

N/A
Adreno 320

RAM

N/A
2 GB

Display

Display Type

OLED
LCD

Screen Size

2 inches  (5.08 cm)
5 inches  (12.7 cm)

Resolution

240x320 px
1920x1080 px (QHD (2k))

Pixel Density

200 ppi
441 ppi

Screen to Body Ratio (calculated)

28.98 %
69.67 %

Design

Height

92 mm
139 mm

Width

46.5 mm
71 mm

Thickness

23.50 mm
7.9 mm

Weight

100 grams
146 grams

Form Factor

Clamshell
N/A

Water Resistance

N/A
Yes IP57

Ruggedness

N/A
Dust proof

Rear Camera

Resolution

3.2 MP
Primary Camera
13 MP
Primary CameraExmor-RS CMOS Sensor

Autofocus

Yes
Yes

Flash

Yes LED Flash
Yes LED Flash

Image Resolution

N/A
4128 x 3096 Pixels

Shooting Modes

N/A
High Dynamic Range mode (HDR)

Camera Features

Digital Zoom
Digital image stabilization
Face detection
Smile detection
Touch to focus

Video Recording

640x480 @ 25
1920x1080 @ 30 fps

Video Recording Features

N/A
Video HDR

Front Camera

Resolution

0.3 MP
Front Camera
2.2 MP
Primary CameraExmor RS

Flash

N/A
No

Camera Features

N/A
Fixed Focus

Video Recording

N/A
1920x1080 @ 30 fps

Battery

Capacity

1000 mAh
2330 mAh

Battery Type

Li-ion
Li-ion

TalkTime

Up to 4(2G)
Up to 14 Hours(3G) / Up to 11 Hours(2G)

Storage

Internal Storage

32 MB
16 GB

Expandable Storage

Yes
Yes Up to 32 GB

Network & Connectivity

SIM Slot(s)

Single SIM
Single SIM

SIM Type

N/A
SIM1: Micro

Network Support

5G Not Supported
5G Not Supported

Wi-Fi

No
Yes Wi-Fi 4 (802.11 a/b/g/n)

Wi-Fi Features

N/A
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v1.2
Yes v4

GPS

N/A
Yes with A-GPS Glonass

NFC

N/A
Yes

Multimedia

Audio Jack

N/A
3.5 mm

Music

Yes Music Formats: Yes Music Formats : MP3 AAC player with 3D sound
N/A

Sensors

Fingerprint Sensor

N/A
No

Other Sensors

N/A
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Games

+ Downloadable
N/A

Java

Yes MIDP 2.0
N/A

Browser

Yes
N/A

Phone Book

Yes Photo call
N/A

SMS

Yes
N/A

MMS

Yes
N/A

Other Facilities

Video telephony T9 Voice memo Stopwatch Organizer
N/A