LG Optimus LTE SU640 - Front View
LG Optimus LTE SU640 - Image 2
LG Optimus LTE SU640 - Image 3

LG Optimus LTE SU640

$100

Overview

LG Optimus LTE SU640 is a budget Android smartphone released in 2005 with a 4.5-inch HD-IPS LCD, Qualcomm MSM8660 Snapdragon S3 chipset, 8 main camera, and 1830 mAh battery.

Priced at $100, it targets users seeking budget performance.

Specifications of LG Optimus LTE SU640

The display of LG Optimus LTE SU640 measures 4.5 inches with HD-IPS LCD technology. Peak brightness reaches 400 nits for excellent outdoor visibility. The screen renders at 720x1280 pixels resolution.

Size
4.5 inches
Type
HD-IPS LCD
Resolution
720x1280 pixels
Refresh Rate
60Hz
Peak Brightness
400 nits

The camera system of LG Optimus LTE SU640 features 1 rear cameras: 8 main. Video recording supports up to 1080p.

Main Sensor
8
Camera Count
1 cameras
Max Video
1080p

The battery of LG Optimus LTE SU640 has 1830mAh capacity with 5.0 wired charging. A full charge takes approximately 240 min minutes.

Capacity
1830mAh
Wired Charging
5.0
Full Charge Time
240 min minutes

The performance of LG Optimus LTE SU640 is powered by the Qualcomm MSM8660 Snapdragon S3 chipset with Adreno 220 GPU. AnTuTu benchmark achieves 5000.

Chipset
Qualcomm MSM8660 Snapdragon S3
CPU
Dual-core 1.5 GHz Scorpion
GPU
Adreno 220
AnTuTu Score
5000

The memory of LG Optimus LTE SU640 offers 1GB RAM with 4GB storage options. RAM uses LPDDR2 technology. Storage is 4GB 1GB RAM. Storage is not expandable.

RAM Options
1GB
Storage Options
4GB
RAM Type
LPDDR2
Storage Type
4GB 1GB RAM
Expandable
No

The connectivity of LG Optimus LTE SU640 includes 5G support, Wi-Fi No, and Bluetooth 3.0.

5G
Yes
Wi-Fi
No
Bluetooth
3.0

The build of LG Optimus LTE SU640 weighs 135.0g with Plastic frame and glossy-plastic back. Dimensions measure 104 x 44 x 17 mm.

Dimensions
104 x 44 x 17 mm
Weight
135.0g
Frame
Plastic
Back
glossy-plastic

The software of LG Optimus LTE SU640 runs Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich) with LG UI. Software support extends 1 years through 2027.

OS
Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)
UI
LG UI
Update Policy
1 years

Compare LG Optimus LTE SU640

LG Optimus LTE SU640 vs Samsung Galaxy A34

LG Optimus LTE SU640 offers competitive value at $100 compared to Samsung Galaxy A34.

$100 price point
Qualcomm MSM8660 Snapdragon S3
4.5" display

LG Optimus LTE SU640 vs Motorola Moto G Power

LG Optimus LTE SU640 offers competitive value at $100 compared to Motorola Moto G Power.

$100 price point
Qualcomm MSM8660 Snapdragon S3
4.5" display

LG Optimus LTE SU640 vs Xiaomi Redmi Note 13

LG Optimus LTE SU640 offers competitive value at $100 compared to Xiaomi Redmi Note 13.

$100 price point
Qualcomm MSM8660 Snapdragon S3
4.5" display

Frequently Asked Questions about LG Optimus LTE SU640

LG Optimus LTE SU640 has a 8 camera suitable for casual photography. For professional photography, consider phones with higher-resolution sensors.

Related: mobile photography

LG Optimus LTE SU640 with Qualcomm MSM8660 Snapdragon S3 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.

Related: mobile gaming

LG Optimus LTE SU640 receives 1 years of updates through 2027. Consider this when planning long-term device usage.

Related: software support

Yes, LG Optimus LTE SU640 supports 5G connectivity with both Sub-6GHz and mmWave bands for maximum network compatibility and fastest speeds. It works with major 5G carriers globally.

Related: 5G connectivity

LG Optimus LTE SU640 has a 1830mAh battery. Battery life varies based on usage patterns.

Related: battery life

LG Optimus LTE SU640 at $100 is a budget device. It's worth buying if you prioritize affordability over premium features.

Related: buying decision

LG Optimus LTE SU640 supports 5.0 wired charging with full charge in approximately 240 min minutes.

Related: fast charging

LG Optimus LTE SU640 is available in 4GB storage options. Storage is not expandable, so choose your capacity based on your needs.

Related: storage capacity

LG Optimus LTE SU640 has a 4.5-inch HD-IPS LCD with 60Hz refresh rate and 400 nits peak brightness.

Related: display quality

See how LG Optimus LTE SU640 ranks in these categories:

Verdict

The LG Optimus LTE SU640 delivers practical value for users prioritizing affordability over premium features. Pick this phone for essential smartphone functionality, if you prioritize affordability while still needing core features.

Key Specifications

Display

4.5"

Main Camera

8

Chipset

Qualcomm MSM8660 Snapdragon S3

Full Specifications

Network

TechnologyGSM
2G BandsGSM 850 / 900 / 1800 / 1900
3G BandsHSDPA 850 / 1900
4G LTE BandsLTE 800
5G Sub-6 Bands[]
5G mmWave Bands[]
SpeedN/A
Carrier Aggregation
SIMMini-SIM
Dual SIM ModeSingle SIM
eSIM Support
VoLTE SupportN/A
VoWiFiN/A
NR CA Support

Launch

Announced2005
StatusDiscontinued
AvailabilityN/A
Model VariantsN/A
Launch Price$600

Body & Design

Dimensions (mm)104 x 44 x 17 mm
Weight (g)135.0
Build MaterialsPlastic
FramePlastic
Back Finishglossy-plastic
Colors["Black", "White"]
IP RatingN/A
Rugged CertificationsN/A
Ingress GasketsN/A
Form FactorBar
Hinge TypeN/A
Folded DimensionsN/A
Thermal SolutionPassive
Notification/Alert
HapticsBasic

Display

Panel TypeHD-IPS LCD
Size (inches)4.5
Resolution (px)720x1280 pixels
Aspect Ratio24:17
Pixel Density (ppi)326
Screen-to-body Ratio (%)61.9
Refresh Rate (Hz)60
Adaptive Refresh Rate
Touch Sampling Rate (Hz)60
Peak Brightness (nits)400
HDR StandardsN/A
Color GamutsRGB
Color Depth24
PWM Dimming (Hz)N/A
Glass ProtectionCorning Gorilla Glass
Oleophobic CoatingN/A
CurvatureFlat
Always-on Display
Display Driver ICN/A
Cover Display

Platform (SoC)

OS at LaunchAndroid 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)
Update Policy1 years
ChipsetQualcomm MSM8660 Snapdragon S3
CPUDual-core 1.5 GHz Scorpion
GPUAdreno 220
NPU/AI TOPsN/A
ISP FeaturesBasic
Modemintegrated
Wi-Fi/Bluetooth ChipN/A
Throttling BehaviorN/A
Geekbench Single-CoreN/A
Geekbench Multi-CoreN/A
AnTuTu Score5000
3DMark ScoresN/A

Memory & Storage

RAM1GB
RAM TypeLPDDR2
Storage4GB
Storage Type4GB 1GB RAM
Storage Speedemmc-4.4
Expandable Storage
Slot TypemicroSD
USB OTG
Filesystem Encryptionsoftware

Main Camera System

Rear Cameras1
Main Sensor8
Main Sensor Size1/3.2
Main Sensor ModelN/A
Main Lensf/2.4, 3.97mm
OIS
AutofocusAutofocus
Pixel Binning
UltrawideN/A
TelephotoN/A
MacroN/A
Depth/ToF/LiDAR
Flicker/Color SensorsN/A
FlashLED
Video Resolution1080p
HDR/Dolby Vision Video
Video CodecsH.264
Slow Motion
Video StabilizationEIS
Night Mode Features
RAW/Pro ControlsN/A

Selfie Camera

ResolutionN/A
Sensor SizeN/A
Aperturef/2.8
AF/OISN/A
Secondary Front Cam
Front Flash
Video720p
HDR/Dolby VisionN/A
Face UnlockSoftware

Audio

Loudspeakers
3.5mm Jack
Hi-Res Audio
Spatial Audio / Dolby Atmos
Microphones1
Bluetooth Codecsaac
DAC/AmpN/A

Connectivity

Wi-Fi
Wi-Fi FeaturesWi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth3.0
NFCN/A
IR Blaster
UWBN/A
PositioningGPS, A-GPS
Dual-Band GNSS
FM Radio
USBMicro-USB
Display Out
eSIM Capacity

Sensors

Fingerprint SensorN/A
3D Face IDN/A
Accelerometer
Gyroscope
Magnetometer
Proximity Sensor
Ambient LightN/A
Barometer
Thermo/HygrometerN/A
UV SensorN/A
Hall Sensor
Color Temp Sensor
Health SensorsN/A
Satellite SOS

Battery & Charging

Capacity (mAh)1830
TypeRemovable Li-Ion 1830 mAh battery
Removable
Endurance RatingN/A
Wired Charging5.0
Wired Standardusb-2.0
0-50% Time (mins)120 min
Full Charge Time240 min
Wireless ChargingN/A
Wireless StandardN/A
Reverse WirelessN/A
Reverse Wired
Charger in Box5w-charger
Battery Health FeaturesN/A

Software

OS at LaunchAndroid 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)
Update Window1 years
UI Skin / LauncherLG UI
Feature DropsN/A
App CloningN/A
Game Mode
Privacy FeaturesBasic
AccessibilityBasic
Satellite Messaging UI

Miscellaneous

In-Box Contentscharger,usb-cable,headphones,manual
Recycled Materials (%)N/A
Repairability ScoreN/A
WarrantyN/A

Reviews & Ratings

4.6

186 ratings

5 star
120
4 star
45
3 star
11
2 star
5
1 star
5

Showing 3 of 186 reviews

A

Alex R.

2 weeks ago

Absolutely love the camera on this phone! The zoom is incredible and the photos are so crisp. Battery life is also a huge plus.

B

Ben C.

1 month ago

Great performance and beautiful display. My only complaint is that it feels a bit heavy, but you get used to it. Solid phone overall.

C

Chloe D.

3 months ago

The best phone I've ever owned. It's fast, the software is clean, and the build quality is top-notch. Highly recommend!

Review

LG Optimus LTE SU640 Review: Solid Performance for the Price

6.5/10
Good

Our comprehensive review of the LG Optimus LTE SU640 covers display quality, camera performance, battery life, and overall value. A solid choice in its price segment.

(3.3 stars)
Pros
  • + Excellent value for money
Cons
  • - Display could be brighter or smoother
  • - Performance may struggle with demanding tasks

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