LG Optimus LTE SU640 vs Samsung Galaxy S3

Comparing the LG Optimus LTE SU640 vs Samsung Galaxy S3 across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: LG Optimus LTE SU640 runs at a higher processing speed of 1.5 GHz, while Samsung Galaxy S3 runs at 1.4 GHz, making LG Optimus LTE SU640 the better performer.

Display: Samsung Galaxy S3 offers a screen size of 4.8 inches, while LG Optimus LTE SU640 offers 4.5 inches, making Samsung Galaxy S3 the larger display of the two. Samsung Galaxy S3 features a Super AMOLED display compared to LG Optimus LTE SU640's IPS LCD, making Samsung Galaxy S3 the better display of the two.

Rear Camera: Both LG Optimus LTE SU640 and Samsung Galaxy S3 feature a 8 MP primary rear camera.

Front Camera: Both LG Optimus LTE SU640 and Samsung Galaxy S3 feature a 1.3 MP primary front camera.

Battery: Samsung Galaxy S3 offers a higher battery capacity with 2100 mAh, while LG Optimus LTE SU640 offers 1830 mAh, making Samsung Galaxy S3 better for longer battery life.

Storage: LG Optimus LTE SU640 offers higher internal storage with 4 GB, while Samsung Galaxy S3 offers 16 GB, making LG Optimus LTE SU640 the better option for storage.

LG Optimus LTE SU640

(Discontinued)

Samsung Galaxy S3

₹26,065

(Discontinued)

Summary

Release Date

16 Aug, 2012

29 May, 2012

14 Jul, 2026

User Ratings

N/A

4.1/5

(2,761 ratings)

N/A

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General

Launch Date

N/A

Jul 07, 2026

(Official)

Operating System

Android v2.3.5 (Gingerbread)

Android v4.0.4 (Ice Cream Sandwich)

Android v16

OS Updates

N/A

3 Year

Security Updates

N/A

6 Year

Custom UI

N/A

TouchWiz UI

Nothing OS

Performance

Chipset

Qualcomm Snapdragon S3 MSM8660

Samsung Exynos 4

Qualcomm Snapdragon 6 Gen 4 SM6650

Processor

Dual core, 1.5 GHz, Scorpion

Quad core, 1.4 GHz, Cortex A9

Octa core

2.3 GHz, Single core, Cortex A720 2.2 GHz, Tri core, Cortex A720 1.8 GHz, Quad core, Cortex A520

Architecture (The higher, the better)

N/A

64 bit

Fabrication (The lower, the better)

N/A

4 nm

Graphics (GPU)

Adreno 220

Mali-400 MP4

Adreno 810

RAM

1 GB

8 GB

RAM Type

N/A

LPDDR4X

Display

Display Type

IPS LCD

Super AMOLED

Screen Size

4.5 inches (11.43 cm)

4.8 inches (12.19 cm)

6.77 inches (17.2 cm)

Resolution

720x1280 px (HD)

1080x2344 px (FHD+)

Peak Brightness

N/A

2000 nits

HBM Brightness

N/A

1200 nits

Refresh Rate

N/A

120 Hz

Aspect Ratio

N/A

20:9

Pixel Density

326 ppi

306 ppi

381 ppi

Screen to Body Ratio (calculated)

61.82 %

65.71 %

87.32 %

Screen Protection

Yes

Corning Gorilla Glass v2 Scratch-resistant glass

Yes

Bezel-less Display

N/A

Yes with punch-hole display

Design

Height

132.9 mm

136.6 mm

164.4 mm

Width

67.9 mm

70.6 mm

78.2 mm

Thickness

10.40 mm

8.6 mm

Weight

135 grams

133 grams

210 grams

Water Resistance

N/A

Yes Water resistant IP64 (up to 20 minutes in a depth of 0.25 meter)

Ruggedness

N/A

Dust proof

Rear Camera

Resolution

8 MP
Primary Camera

8 MP
Primary Cameraf/2.6Back-illuminated sensor BSI CMOS image sensor

50 MP
Primary Cameraf/1.81/2.76" sensor size

N/A

8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size

Autofocus

Yes

OIS

N/A

Yes

Flash

Yes LED Flash

Yes

Image Resolution

3264 x 2448 Pixels

N/A

Settings

N/A

Exposure compensation ISO control

N/A

Shooting Modes

N/A

High Dynamic Range mode (HDR)
Burst mode

N/A

Camera Features

Digital Zoom
Digital image stabilization
Face detection
Smile detection

Digital Zoom
Digital image stabilization
Face detection
Simultaneous HD video and image recording
Smile detection
Touch to focus

N/A

Video Recording

1920x1080 @ 30 fps

4k @30 fps
Full HD @30/60 fps

Video Recording Features

N/A

Dual Video Recording
Slow Motion

Front Camera

Resolution

1.3 MP
Primary Camera

1.9 MP
f/2.6 Primary Camera

16 MP
f/2.4 Primary Camera

Flash

N/A

Yes Screen flash

Video Recording

N/A

1280x720 @ 30 fps

N/A

Battery

Capacity

1830 mAh

2100 mAh

6000 mAh

Battery Type

Li-ion

N/A

TalkTime

Up to 7 Hours(2G)

Up to 11.4 Hours(3G) / Up to 21.4 Hours(2G)

N/A

Quick Charging

N/A

Yes 33W Fast Charging 50% in 80 minutes

Storage

Internal Storage

4 GB

16 GB

128 GB / 256 GB

Storage Type

N/A

UFS 2.2

Expandable Storage

Yes Up to 32 GB

Yes Up to 64 GB

N/A

Network & Connectivity

SIM Slot(s)

Single SIM

Dual SIM

SIM Type

SIM1: Mini

SIM1: Micro

SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G

5G Not Supported

5G 4G

VoLTE

N/A

Yes

SIM 1

4G Bands:

FD-LTE 800(band 20)

N/A

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

SIM 2

N/A

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78

N/A

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

SAR Value

N/A

Head: 0.55 W/kg Body: 1.49 W/kg

N/A

Wi-Fi

Yes Wi-Fi 4 (802.11 a/b/g/n) Dual antennas

Yes Wi-Fi 4 (802.11 a/b/g/n) 5GHz

Yes Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) MIMO

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v3.0

Yes v4.0

Yes v6.0

GPS

Yes with A-GPS

Yes with A-GPS Glonass

Yes with Glonass

NFC

N/A

Yes

HDMI

Yesvia microUSB

N/A

Multimedia

Stereo Speakers

N/A

Yes

Audio Jack

3.5 mm

USB Type-C

Audio Features

Dolby Mobile

N/A

Sensors

Fingerprint Sensor

N/A

Yes

Fingerprint Sensor Position

N/A

On-screen

Fingerprint Sensor Type

N/A

Optical

Other Sensors

Proximity sensor Accelerometer Compass Gyroscope

Light sensor Proximity sensor Accelerometer Barometer Compass Gyroscope

Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store	Not Available in any store	₹34,999 @ Flipkart
		₹35,797 @ Amazon