BlackBerry Bold 9930 vs Samsung Epic 4G vs Samsung Stratosphere

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

2.8 inches
4.0 inches
4.0 inches

Resolution:

480 x 640 pixels, 286 PPI
800 x 480 pixels, 233 PPI
800 x 480 pixels, 233 PPI

Technology:

TFT
Super AMOLED
Super AMOLED

Screen-to-body:

31.95 %
56.72 %
56.03 %

Colors:

16 777 216
16 777 216
16 777 216

Touchscreen:

Capacitive, Multi-touch
Capacitive, Multi-touch
Capacitive, Multi-touch

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor, Scratch-resistant glass (Corning Gorilla Glass)
Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 3

Processor:

Single core, 1200 MHz, QC 8655
Single core, 1000 MHz, ARM Cortex-A8
Single core, 1000 MHz, ARM Cortex-A8

GPU:

PowerVR SGX540
Yes

RAM:

0.75GB
0.5GB
0.5GB

ROM:

512 MB

Internal storage:

8GB
4GB

Storage expansion:

microSDHC up to 32 GB
microSDHC up to 32 GB
microSDHC up to 32 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

BlackBerry (7.1, 7)
Android (2.3, 2.2, 2.1)
Android (2.3)

Battery

Capacity:

1230 mAh
1500 mAh
1800 mAh

Type:

Li - Ion, User replaceable
Li - Ion, User replaceable
Li - Ion, User replaceable

Camera

Rear:

Single camera
Single camera
Single camera

Main camera:

5 MP
5 MP (Autofocus)
5 MP (Autofocus)

Video recording:

1280x720 (HD)
1280x720 (HD) (30 fps)
720x480 (DVD)

Features:

Video calling, Video sharing
Video calling

Front:

0.3 MP VGA
1.3 MP

Design

Dimensions:

4.53 x 2.60 x 0.41 inches (115 x 66 x 10.5 mm)
4.90 x 2.54 x 0.56 inches (124 x 65 x 14 mm)
4.96 x 2.54 x 0.55 inches (126 x 65 x 14 mm)

Weight:

4.59 oz (130.0 g)
5.46 oz (155.0 g)
5.80 oz (164.0 g)

Features:

Full keyboard, Optical Mouse (Touchpad)
Full keyboard
Full keyboard

Keys:

Right: Volume control, Camera shutter
Left: Volume control; Right: Camera shutter, Lock/Unlock key
Left: Volume control

Cellular

LTE (FDD):

Bands 13(700 c)

UMTS:

Bands 8(900), 1(2100)

Data Speed:

HSDPA 14.4 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
WiMAX
LTE

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback

Screen mirroring:

DLNA
DLNA

Connectivity & Features

Bluetooth:

2.1, EDR
2.1, EDR
3.0

Wi-Fi:

802.11 b, g, n; Hotspot
802.11 b, g, n; Hotspot
802.11 a, b, g, n; Hotspot

USB:

microUSB, USB 2.0
microUSB, USB 2.0
microUSB, USB 2.0

Features:

Mass storage device, Charging
Mass storage device, Charging
Mass storage device, Charging

Location:

GPS
A-GPS
GPS, E911

Sensors:

Accelerometer, Compass
Accelerometer, Compass
Accelerometer, Compass

Other:

NFC, Computer sync, OTA sync
Computer sync, OTA sync
Computer sync, OTA sync

Hearing aid compatible:

M4, T4

Phone features

Notifications:

Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Music ringtones, Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features:

Voice dialing, Voice commands, Voice recording
Voice recording
Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval:

Date approved:

Jul 20, 2010
Sep 06, 2011

FCC ID value:

A3LSPHD700 link
A3LSCHI405 link

Measured SAR:

Head:

1.29 W/kg
0.44 W/kg
0.45 W/kg

Measured in:

1900 MHz

Body:

0.78 W/kg
0.77 W/kg
1.15 W/kg

Measured in:

1900 MHz

Buyers information

Price:

$ 510
$ 250
$ 410

Availability

Officially announced:

May 02, 2011
Jun 28, 2010
Oct 10, 2011
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
FCC OKs Cingular\'s purchase of AT&T Wireless