Skip to content

LG K4 (K121) vs Oppo R3

Side by side comparison between LG K4 vs Oppo R3 phones, differences, pros, cons and full specifications. What's the better?

,
4.5"
IPS

480x854

5
MP

2mp

1GB
RAM

Quad-core

1940
mAh

(Removable)

vs
5"
IPS

720x1280

8
MP

5mp

1GB
RAM

Quad-core

2410
mAh

(Non removable)

What's the better phone? Oppo R3

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!

K4 (K121)} 5 Advantages LG K4 (K121) vs R3} 15 Advantages Oppo R3
+113 grams (3.96 ounces)25%
Lighter
vs141 grams (4.94 ounces)
+Android 5.1.1 LollipopAdvantage
Android 5.1.1 Lollipop is newer and safer
vsAndroid 4.3 Jelly Bean
+(4G LTE) 150 Mbps50%
Faster for surfing the internet and download files
vs(4G LTE) 100 Mbps
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLi-Ion: lithium-ion (Non removable)
+4.1 + A2DPAdvantage
Bluetooth 4.1 + A2DP is newer and faster
vs4.0 + A2DP
1.1GHz 32bit Quad-corevs+1.6GHz 32bit Quad-core45%
More powerful processor, you can open your applications faster
8GB (3.88GB available)vs+8GB (5GB available)29%
More internal storage for applications and files
Until 32GB microSD, microSDHCvs+Until 128GB microSD, microSDXC3 times
More external storage for files using memory cards
8.9 millimeters (0.35 inches)vs+6.3 millimeters (0.25 inches)41%
Thinner
480x854 pixelsvs+720x1280 pixels125%
Higher resolution screen
218 PPIvs+294 PPI35%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.5"vs+5"11%
Larger screen
(back) 5MPvs+(back) 8MP59%
Higher resolution main camera
Not supportedvs+HDR photo only main cameraAdvantage
The HDR technology produced photos with more detail in dark areas
(front) 2MPvs+(front) 5MP162%
Higher resolution secondary camera to take pictures and selfies
HD (1280x720)vs+Full HD (1920x1080)125%
More image quality for recording videos with the primary camera
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
1940 mAhvs+2410 mAh24%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

22 Common items in both devices
1GB LPDDR3 / 1GB
TFT IPS LCD
16 million
LED flash
Only digital zoom
Autofocus
(front) HD (1280x720)
+15 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 Clear highlight

📱 Model features

LG K4 (K121)Oppo R3
 
ModelLG K4 (K121)Oppo R3
Other model names(Bell, Rogers, Telus) LG K4 K121, LGK121Oppo R3 R7005 TD-LTE, Oppo R3 R7007 TD-LTE
Country or region availableCanada
Canada
feature not registered
BrandLGOppo
Release date2/1/20167/1/2014
Depth8.9 millimeters (0.35 inches)6.3 millimeters (0.25 inches)
Size (width x height)66.7 x 131.9 millimeters (2.63 x 5.19 in)70.4 x 142.3 millimeters (2.77 x 5.6 in)
Weight113 grams (3.96 ounces)141 grams (4.94 ounces)
Build, materialsPlastic body, glass frontfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

LG K4 (K121)Oppo R3
Display typeTFT IPS LCDTFT IPS LCD
Screen size4.5" inches5" inches
Screen-to-body ratio~63.4% (screen-to-body ratio)~68.8% (screen-to-body ratio)
Display resolution480x854 pixels720x1280 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)218 PPI294 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

🤖 Operating System

LG K4 (K121)Oppo R3
System versionAndroid 5.1.1 LollipopAndroid 4.3 Jelly Bean
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

LG K4 (K121)Oppo R3
Chipset32bit: Qualcomm Snapdragon 210 MSM8909 (28nm)32bit: Qualcomm Snapdragon 400 MSM8928
CPUQuad-core, 1 processor:
4x 1.1GHz ARM Cortex-A7 (Quad-core)
Quad-core, 1 processor:
4x 1.6GHz ARM Cortex-A7 (Quad-core)
GPU graphical controllerQualcomm Adreno 304Qualcomm Adreno 305
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG K4 (K121)Oppo R3
RAM memory1GB LPDDR31GB
Internal storage8GB (3.88GB available)8GB (5GB available)
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 128GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

LG K4 (K121)Oppo R3
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
micro-SIM (3FF)
1 slot (Single-SIM)
micro-SIM (3FF)
Maximum Download / Upload150/50 Mbps100/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900, R7005: CDMA 800
Primary 3G networkUMTS 850/1700/1900TD-SCDMA 1900/2000
Primary 4G networkLTE Cat4 (Bands 2, 4, 7, 17)TD-LTE R7005: 2500 - R7007: 1900/2300/2600
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, TD-SCDMA, LTE
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

LG K4 (K121)Oppo R3
Back camera (main camera)5 megapixels8 megapixels
Main camera resolution2592x1944 pixels3264x2448 pixels
Video recording (primary)HD (1280x720) 30 fpsFull HD (1920x1080)
FlashLED flashLED flash
Focal aperturef/2.8 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusAutofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedHDR photo only main camera
Camera extrasfeature not registeredfeature not registered

📸 Front camera

LG K4 (K121)Oppo R3
Front camera (secondary)2 megapixels5 megapixels
Front camera resolution1600x1200 pixels2592x1944 pixels
Video recording (secondary)HD (1280x720)HD (1280x720)
Front flashNot supportedNot supported
Focal aperturef/2.8 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

LG K4 (K121)Oppo R3
LoudspeakerSupportedSupported
Active noise cancellationNot supported2 microphones or more
RadioFM (RDS)FM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviDMP4, H.264, H.263, WMV
Audio formatsMP3, WAV, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

LG K4 (K121)Oppo R3
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth4.1 + A2DP4.0 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

LG K4 (K121)Oppo R3
SensorsAccelerometer
Ambient light sensor
Proximity sensor
Accelerometer
Ambient light sensor
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K4 (K121)Oppo R3
Battery typeLi-Ion: lithium-ion (Removable)
BL-49JH
Li-Ion: lithium-ion (Non removable)
Battery capacity1940 mAh2410 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomy9 hoursfeature not registered
Standby500 hours (20.8 days)feature not registered

➕ Other features

LG K4 (K121)Oppo R3
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: White, Blue
• Knock Code
• Colors: Black, White
• ColorOS UI 1.4
• Java framework

☢️ Radiation rate

LG K4 (K121)Oppo R3
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

🍪 We use cookies to provide and improve our services. By using this website, you consent to cookies. Further details: Privacy policy.