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Sony Ericsson Xperia Arc S (LT18a) vs Xiaomi Redmi K30S (128GB)

Side by side comparison between Sony Ericsson Xperia Arc S vs Xiaomi Redmi K30S phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Redmi K30S X Sony Ericsson Xperia Arc S (LT18a) 07Points
4.2"
LED

480x854

8
MP
512MB
RAM

Single-core

1500
mAh

(Removable)

vs
6.67"
IPS

1080x2400

64
MP

20mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi K30S (128GB)

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!

Xperia Arc S (LT18a)} 7 Advantages Sony Ericsson Xperia Arc S (LT18a) vs Redmi K30S (128GB)} 25 Advantages Xiaomi Redmi K30S (128GB)
+Until 32GB microSD, microSDHCAdvantage
More external storage for files using memory cards
vsNot supported
+117 grams (4.1 ounces)85%
Lighter
vs216 grams (7.56 ounces)
+8.7 millimeters (0.34 inches)7%
Thinner
vs9.33 millimeters (0.37 inches)
+LiPo: li-ion polymer (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C jack with 3.5mm jack adapter
+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general
vsNot supported
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
1.4GHz 32bit Single-corevs+2.84GHz 64bit Octa-core (7nm)3 times
More powerful processor, you can open your applications faster
512MB LPDDR2vs+8GB LPDDR515 times
More RAM memory. Typically more responsive and better for multitasking.
1GB (320MB available)vs+128GB (106GB available)338 times
More internal storage for applications and files
TFT LED-Backlit LCDvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
480x854 pixelsvs+1080x2400 pixels5 times
Higher resolution screen
233 PPIvs+395 PPI70%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.2"vs+6.67"59%
Larger screen
(back) 8MPvs+(triple camera) 64MP + 13MP + 5MP9 times
Higher resolution main camera
Not supportedvs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
f/2.4 (aperture)vs+f/1.9 (aperture)26%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Not supportedvs+(front) 20MPAdvantage
A front-camera is best for taking selfies
HD (1280x720)vs+8K UHD (7680x4320)35 times
More image quality for recording videos with the primary camera
Android 4.0.4 Ice Cream Sandwich ICSvs+Android 10Advantage
Android 10 is newer and safer
3G+ HSPA+vs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(3G+ HSPA+) 14.4 Mbpsvs+(5G SA/NSA) 2000 Mbps138 times
Faster for surfing the internet and download files
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
1500 mAhvs+5000 mAh2 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)Advantage
You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]vs+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
2.1 + A2DPvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML, Flash playervs+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet

13 Common items in both devices
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
Capacitive
Multitouch
Accelerometer
+6 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

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
ModelXperia Arc S (LT18a)Redmi K30S (128GB)
Other model namesSony Xperia Arc S LT18, Sony Ericsson AyameXiaomi Redmi K30S 5G M2007J3SC
Country or region available(Latin America)BrazilCanadaUSA
(Latin America), Brazil, Canada, USA
China
China
BrandSony EricssonXiaomi
Release date9/1/201110/27/2020
Depth8.7 millimeters (0.34 inches)9.33 millimeters (0.37 inches)
Size (width x height)63 x 125 millimeters (2.48 x 4.92 in)76.4 x 165.1 millimeters (3.01 x 6.5 in)
Weight117 grams (4.1 ounces)216 grams (7.56 ounces)
Build, materialsfeature not registeredAluminum frame, glass front/back
Protection against water and othersNot supportedNot supported

📲 Display

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Display typeTFT LED-Backlit LCDTFT IPS LCD
Screen size4.2" inches6.67" inches
Screen-to-body ratio~61.7% (screen-to-body ratio)~85.2% (screen-to-body ratio)
Display resolution480x854 pixels1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)233 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassScratch-resistant glassGorilla Glass 5
Refresh ratefeature not registered144Hz
Display featuresfeature not registered500nits[typ]
HDR10

🤖 Operating System

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
System versionAndroid 2.3.4 GingerbreadAndroid 10
Firmware updateAndroid 4.0.4 Ice Cream Sandwich ICSfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Chipset32bit: Qualcomm Snapdragon MSM8255T64bit: Qualcomm Snapdragon 865 (SM8250) (7nm)
CPUSingle-core, 1 processor:
1x 1.4GHz Scorpion (Single-core)
Octa-core, 3 processors:
1x 2.84GHz Kryo 585 (Single-core)
3x 2.42GHz Kryo 585 (Triple-core)
4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controllerQualcomm Adreno 205Qualcomm Adreno 650 (250-587MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
RAM memory512MB LPDDR28GB LPDDR5
Internal storage1GB (320MB available)128GB (106GB available)
UFS 3.1
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Not supported

📶 Mobile networks

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload14.4/5.76 Mbps2000/150 Mbps
Network technology2G, 3G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 800/850/1900/2100CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA (1, 3, 41, 78, 79)
Primary data networkCSD, GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

📷 Camera

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Back camera (main camera)8 megapixels(triple camera)
64 megapixels
13MP ultrawide f/2.4123°1.12µm
5MP macro f/2.4AF
Main camera resolution3264x2448 pixels10120x6328 pixels
Video recording (primary)HD (1280x720) 30 fps8K UHD (7680x4320) 30 fps
FlashLED flashLED flash
Focal aperturef/2.4 (aperture)f/1.9 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/1.73" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationfeature not registeredEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRNot supportedHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Front camera (secondary)Not supported20 megapixels
Front camera resolutionNot supported5184x3840 pixels
Video recording (secondary)Not supportedFull HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.2 (aperture)
Focal lengthfeature not registered27mm lens
Sensor sizefeature not registered1/3.4" inches
Pixel sizefeature not registered0.8µm pixel

🔉 Sound and multimedia

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioFM (RDS)Not supported
TVNot supportedNot supported
Video formatsMP4, H.263, H.264, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, eAAC+, WMA, WAVMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C jack with 3.5mm jack adapter
TV outputMicro HDMI Type DUSB Type-C (reversible)
Bluetooth2.1 + A2DP5.1 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC
NFCNot supportedSupported
Infrared portNot supportedSupported

🧭 Sensors

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Battery typeLiPo: li-ion polymer (Removable)
BA750
LiPo: li-ion polymer (Non removable)
Battery capacity1500 mAh5000 mAh
Charger, wattsWired charging33W Wired fast charging
Quick Charge 4+
USB Power Delivery 3.0
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomy7.6 hoursfeature not registered
Standby460 hours (19.2 days)feature not registered

➕ Other features

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, Flash playerHTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Pure White, Midnight Blue, Misty Silver, Gloss Black, Sakura Pink
• 8GB microSD included
• Open ES 1.1
• Sony Mobile BRAVIA Engine
• SE Timescape
• 3D sweep panorama
• WiFi hotspot
• Java framework
• Colors: Cosmic Black, Lunar Silver
• MIUI 12
• Silicone Case included
• Screen protector included
• Dual stereo speakers
• 24-bit/192kHz audio
• Mi Pay

☢️ Radiation rate

Sony Ericsson Xperia Arc S (LT18a)Redmi K30S (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.66W/kg (head)feature not registered
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