Acer Liquid S1 (S510) vs LG Optimus L9 (P765)

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Side by side comparison between Acer Liquid S1 vs LG Optimus L9 phones, differences, pros, cons and full specifications. What's the better?

5/20/2017 8:54 PM, updated: 6/19/2025 7:53 AM

Compare LG Optimus L9 X Acer Liquid S1 (S510) 15Points

Specifications Compare Models Pictures

5.7"
TFT

720x1280

8
MP

2mp

1GB
RAM

Quad-core

2400
mAh

(Removable)

05Points LG Optimus L9 (P765) Compare Acer Liquid S1 X

Specifications Compare Models Pictures

4.7"
IPS

540x960

5
MP

0.3mp

1GB
RAM

Dual-core

2150
mAh

(Removable)

What's the better phone? Acer Liquid S1 (S510)

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!

15 Advantages Acer Liquid S1 (S510)	vs	5 Advantages LG Optimus L9 (P765)
+1.5GHz 32bit Quad-core92% More powerful processor, you can open your applications faster	vs	1GHz 32bit Dual-core (45nm)
+8GB (5.59GB available)108% More internal storage for applications and files	vs	4GB (2.68GB available)
+720x1280 pixels78% Higher resolution screen	vs	540x960 pixels
+258 PPI10% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	234 PPI
+5.7"21% Larger screen	vs	4.7"
+(back) 8MP59% Higher resolution main camera	vs	(back) 5MP
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+HDR photo only main cameraAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+(front) 2MP5 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 0.3MP
+(front) HD (1280x720)2 times More image quality for recording videos with the secondary camera	vs	(front) VGA (640x480)
+Android 4.2.2 Jelly BeanAdvantage Android 4.2.2 Jelly Bean is newer and safer	vs	Android 4.1.2 Jelly Bean
+(3G+ HSPA+) 42 Mbps100% Faster for surfing the internet and download files	vs	(3G+ HSPA+) 21 Mbps
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+2400 mAh12% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	2150 mAh
+4.0 + A2DPAdvantage Bluetooth 4.0 + A2DP is newer and faster	vs	3.0 + A2DP
195 grams (6.83 ounces)	vs	+125 grams (4.38 ounces)56% Lighter
9.6 millimeters (0.38 inches)	vs	+9.1 millimeters (0.36 inches)5% Thinner
TFT LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

25 Common items in both devices

1GB LPDDR2

Until 32GB microSD, microSDHC

16 million

LED flash

Only digital zoom

Autofocus

EIS: Digital stabilization

+18 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
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Change model		Choose the model
Model	Liquid S1 (S510)	Optimus L9 (P765)
Other model names	Acer S510, Acer Liquid S1 (Single-Sim)	LG Optimus L9 P765 for India, LG P765, LG L9
Country or region available	(Global, International), Canada, USA	(Global, International)
Brand	Acer	LG
Release date	8/1/2013	10/1/2012
Depth	9.6 millimeters (0.38 inches)	9.1 millimeters (0.36 inches)
Size (width x height)	83 x 163 millimeters (3.27 x 6.42 in)	68.2 x 131.9 millimeters (2.69 x 5.19 in)
Weight	195 grams (6.83 ounces)	125 grams (4.38 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Display type	TFT LCD	TFT IPS LCD
Screen size	5.7" inches	4.7" inches
Screen-to-body ratio	~66.2% (screen-to-body ratio)	~67.7% (screen-to-body ratio)
Display resolution	720x1280 pixels	540x960 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	258 PPI	234 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
System version	Android 4.2.2 Jelly Bean	Android 4.0.4 Ice Cream Sandwich ICS
Firmware update	feature not registered	Android 4.1.2 Jelly Bean
User Interface	feature not registered	LG Optimus UI 3.0
⚙️ Processor
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Chipset	32bit: MediaTek MT6589T Turbo (28nm)	32bit: Texas Instruments OMAP 4430 (45nm)
CPU	Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A7 (Quad-core)	Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core)
GPU graphical controller	PowerVR SXG544 MP2 357Mhz	PowerVR SGX540 MP1 (365MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
RAM memory	1GB LPDDR2	1GB LPDDR2
Internal storage	8GB (5.59GB available)	4GB (2.68GB available) eMMC 4.41
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	1 slot (Single-SIM) Standard mini-SIM (2FF)
Maximum Download / Upload	42/5.76 Mbps	21/5.76 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 900/2100	UMTS 900/2100
Primary 4G network	Not supported	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
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
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Back camera (main camera)	8 megapixels	5 megapixels
Main camera resolution	3264x2448 pixels	2592x1944 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	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	Autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo only main camera	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Front camera (secondary)	2 megapixels	0.3 megapixels
Front camera resolution	1600x1200 pixels	640x480 pixels
Video recording (secondary)	HD (1280x720)	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
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Loudspeaker	Supported	Mono sound (not stereo) Dolby Mobile sound
Active noise cancellation	Not supported	2 microphones
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, WMA, AAC	MP3, WAV, WMA, eAAC+
🔌 Connectivity
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	3.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
Battery type	LiPo: li-ion polymer (Removable) BAT-E10	Li-Ion: lithium-ion (Removable)
Battery capacity	2400 mAh	2150 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	11 hours	11 hours
Standby	450 hours (18.8 days)	798 hours (33.3 days)
➕ Other features
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
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	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: White, Black • DTS sound • Acer Float UI • WiFi hotspot	• Colors: White, Black QMemo, QTranslator Java framework
☢️ Radiation rate
	Acer Liquid S1 (S510)	LG Optimus L9 (P765)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.44W/kg (head), 0.41W/kg (body)	feature not registered