T-Mobile Prism vs LG Optimus Speed (P990)

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Side by side comparison between T-Mobile Prism vs LG Optimus Speed phones, differences, pros, cons and full specifications. What's the better?

9/11/2016 5:08 PM, updated: 5/10/2020 5:04 PM

Compare LG Optimus Speed X T-Mobile Prism 01Point

Specifications Compare Models Pictures

3.5"
TFT

320x480

3.1
MP

512MB
RAM

Single-core

1400
mAh

(Removable)

24Points LG Optimus Speed (P990) Compare T-Mobile Prism X

Specifications Compare Models Pictures

4"
IPS

480x800

8
MP

1.3mp

512MB
RAM

Dual-core

1500
mAh

(Removable)

What's the better phone? LG Optimus Speed (P990)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

1 Advantage T-Mobile Prism	vs	24 Advantages LG Optimus Speed (P990)
+125 grams (4.38 ounces)11% Lighter	vs	139 grams (4.87 ounces)
600MHz 32bit Single-core	vs	+1GHz 32bit Dual-core90% More powerful processor, you can open your applications faster
512MB (150MB available)	vs	+8GB (6GB available)40 times More internal storage for applications and files
12.2 millimeters (0.48 inches)	vs	+10.9 millimeters (0.43 inches)12% Thinner
TFT LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
260 thousand	vs	+16 million61 times More colors on the screen is better quality images and videos
320x480 pixels	vs	+480x800 pixels150% Higher resolution screen
165 PPI	vs	+233 PPI41% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"	vs	+4"14% Larger screen
(back) 3.1MP	vs	+(back) 8MP154% Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
Not supported	vs	+AutofocusAdvantage Best autofocus type for taking pictures
Not supported	vs	+(front) 1.3MPAdvantage A front-camera is best for taking selfies
WVGA (800x480)	vs	+Full HD (1920x1080)4 times More image quality for recording videos with the primary camera
Android 2.3.6 Gingerbread	vs	+Android 4.0.4 Ice Cream Sandwich ICSAdvantage Android 4.0.4 Ice Cream Sandwich ICS is newer and safer
3G HSDPA	vs	+3G HSUPAAdvantage The 3G HSUPA network is newer and faster
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
1400 mAh	vs	+1500 mAh7% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Video callingAdvantage The video calling allows to make calls with voice and video
Not supported	vs	+Micro HDMI Type DAdvantage The TV-output lets you use your device on TV by cable
802.11 b/g [wifi3]	vs	+802.11 b/g/n [wifi4]Advantage WiFi 802.11 b/g/n [wifi4] is newer and faster
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supported	vs	+Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys

17 Common items in both devices

512MB / 512MB LPDDR2

Until 32GB microSD, microSDHC

Only digital zoom

7.2 Mbps

Capacitive

Multitouch

Accelerometer

+10 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	T-Mobile Prism	LG Optimus Speed (P990)
Change model
Model	T-Mobile Prism	Optimus Speed (P990)
Other model names	T-Mobile Prism U8651, Huawei Astro	LG Optimus 2X Speed P990, LG P990
Country or region available	USA	Germany, Austria, Belgium, Netherlands, Switzerland
Brand	T-Mobile	LG
Release date	5/6/2012	1/24/2011
Depth	12.2 millimeters (0.48 inches)	10.9 millimeters (0.43 inches)
Size (width x height)	60.2 x 116.3 millimeters (2.37 x 4.58 in)	63.2 x 123.9 millimeters (2.49 x 4.88 in)
Weight	125 grams (4.38 ounces)	139 grams (4.87 ounces)
Build, materials	feature not registered	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	T-Mobile Prism	LG Optimus Speed (P990)
Display type	TFT LCD	TFT IPS LCD
Screen size	3.5" inches	4" inches
Screen-to-body ratio	~52.1% (screen-to-body ratio)	~58.2% (screen-to-body ratio)
Display resolution	320x480 pixels	480x800 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	165 PPI	233 PPI
Colors	260 thousand	16 million
Scratch-resistant glass	Not supported	Gorilla Glass
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	T-Mobile Prism	LG Optimus Speed (P990)
System version	Android 2.3.5 Gingerbread	Android 2.2.1 Froyo
Firmware update	Android 2.3.6 Gingerbread	Android 4.0.4 Ice Cream Sandwich ICS
User Interface	feature not registered	feature not registered
⚙️ Processor
	T-Mobile Prism	LG Optimus Speed (P990)
Chipset	32bit: Qualcomm Snapdragon S1 MSM7227	32bit: NVIDIA Tegra 2 250 AP20H
CPU	Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core)	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)
GPU graphical controller	Qualcomm Adreno 200	ULP NVIDIA GeForce
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	T-Mobile Prism	LG Optimus Speed (P990)
RAM memory	512MB	512MB LPDDR2
Internal storage	512MB (150MB available)	8GB (6GB available)
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	T-Mobile Prism	LG Optimus Speed (P990)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	1 slot (Single-SIM) Standard mini-SIM (2FF)
Maximum Download / Upload	7.2/5.76 Mbps	7.2/5.76 Mbps
Network technology	2G, 3G	2G, 3G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1700/1900/2100	UMTS 900/2100
Primary 4G network	Not supported	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA	GPRS, EDGE, UMTS, HSDPA, HSUPA
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	T-Mobile Prism	LG Optimus Speed (P990)
Back camera (main camera)	3.1 megapixels	8 megapixels
Main camera resolution	2048x1536 pixels	3264x2448 pixels
Video recording (primary)	WVGA (800x480) 15 fps	Full HD (1920x1080) 24 fps
Flash	Not supported	LED flash
Focal aperture	feature not registered	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Not supported	Autofocus
Touch focus	Not supported	Supported
Image stabilization	feature not registered	feature not registered
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	Not supported	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	T-Mobile Prism	LG Optimus Speed (P990)
Front camera (secondary)	Not supported	1.3 megapixels
Front camera resolution	Not supported	1280x1024 pixels
Video recording (secondary)	Not supported	VGA (640x480)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	T-Mobile Prism	LG Optimus Speed (P990)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	Not supported
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, DivX, XviD, H.263, H.264, WMV
Audio formats	MP3, WAV, eAAC+	MP3, WAV, WMA, eAAC+
🔌 Connectivity
	T-Mobile Prism	LG Optimus Speed (P990)
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro HDMI Type D
Bluetooth	2.1 + A2DP	2.1 + A2DP
WiFi	802.11 b/g [wifi3] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz)
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	T-Mobile Prism	LG Optimus Speed (P990)
Sensors	Accelerometer Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	T-Mobile Prism	LG Optimus Speed (P990)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	1400 mAh	1500 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	6 hours	7.9 hours
Standby	360 hours (15 days)	400 hours (16.7 days)
➕ Other features
	T-Mobile Prism	LG Optimus Speed (P990)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (Swype), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Not supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML	HTML, XHTML, Flash player
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black • 2GB microSD included • WiFi hotspot Java framework	• Colors: Black • NVIDIA Tegra Zone • WiFi hotspot Java framework
☢️ Radiation rate
	T-Mobile Prism	LG Optimus Speed (P990)
SAR 1.6W/kg (USA, Mexico, etc.)	1.11W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered