Ultra U21 vs Motorola Droid Xtreme

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Comparing the Ultra U21 vs Motorola Droid Xtreme across display and camera to help determine the better smartphone.

Here is the summary of the results:

Display: Motorola Droid Xtreme offers a screen size of 4.1 inches, while Ultra U21 offers 1.8 inches, making Motorola Droid Xtreme the larger display of the two. Ultra U21 features a LCD display compared to Motorola Droid Xtreme's TFT, making Ultra U21 the better display of the two.


Rear Camera: Motorola Droid Xtreme offers a higher rear camera resolution with 8 MP, while Ultra U21 offers 0.3 MP, making Motorola Droid Xtreme better for rear camera photography.

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Ultra U21
(Discontinued)
Motorola Droid Xtreme
(Discontinued)
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Summary

Release Date

01 Nov, 2010
N/A

Performance

N/A
TI OMAP
N/A
(upto 720 MHz)
N/A
512 MB RAM

Display

1.8 inches (4.57 cm)
4.1 inches (10.41 cm)
LCD
TFT
176x220 px
480x854 px

Rear Camera

0.3 MP
Primary Camera
8 MP
Primary Camera

Front Camera

N/A
0.3 MP

Battery

1050 mAh
N/A

Storage

N/A
8 GB

User Feedback

General

Operating System

N/A
Android v2.2

Performance

Chipset

N/A
TI OMAP 3630

Processor

N/A
720 MHz, Cortex 8

Graphics (GPU)

N/A
PowerVR SGX 530

RAM

N/A
512 MB

Display

Display Type

LCD
TFT

Screen Size

1.8 inches  (4.57 cm)
4.1 inches  (10.41 cm)

Resolution

176x220 px
480x854 px

Pixel Density

157 ppi
239 ppi

Screen to Body Ratio (calculated)

20.66 %
N/A

Design

Height

105 mm
N/A

Width

47 mm
N/A

Thickness

14.00 mm
N/A

Weight

75 grams
N/A

Rear Camera

Resolution

0.3 MP
Primary Camera
8 MP
Primary Camera

Autofocus

N/A
Yes

Flash

Yes
Yes Dual LED Flash

Image Resolution

N/A
3264 x 2448 Pixels

Camera Features

Digital Zoom
Smile detection
Digital Zoom
Face detection

Video Recording

N/A
1280x720 fps

Front Camera

Resolution

N/A
0.3 MP
Primary Camera

Battery

Capacity

1050 mAh
N/A

Battery Type

Li-ion
N/A

TalkTime

Up to 2.5(2G)
N/A

Storage

Internal Storage

N/A
8 GB

Expandable Storage

Yes Up to 4 GB
Yes Up to 32 GB

Network & Connectivity

SIM Slot(s)

Dual SIM
Single SIM

SIM Type

N/A
SIM1: Mini

Network Support

5G Not Supported
5G Not Supported

SAR Value

N/A
Head: 0.76 W/kg Body: 1.38 W/kg

Wi-Fi

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

Bluetooth

Yes
Yes v2.1

GPS

N/A
Yes with A-GPS

HDMI

N/A
Yes

Multimedia

Audio Jack

N/A
3.5 mm

Music

Yes Music Formats: Yes One Touch Music Player Music Formats : MP3 MIDI AMR AAC WAV
N/A

Sensors

Other Sensors

N/A
Proximity sensor Accelerometer Compass

Java

No
N/A

Browser

Yes
N/A

Phone Book

Yes 250 Entries
N/A

SMS

Yes
N/A

MMS

Yes
N/A