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Vivo S1 vs Redmi K40

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Vivo S1
Total value: 1,00
User opinions: 0
Redmi K40
Total value: 6,20
User opinions: 0
Type TouchTouch
Dimensions 161.97 x 75.93 x 8.54 mm163.70 x 76.40 x 7.80 mm
Weight 189.50 g196.00 g
Display size 6.53" 6.67"
Display Color / IPS TFT
16M colors
1080 x 2340 px (6.53") 395 ppi		Color / AMOLED
16M colors
120 Hz
1080 x 2400 px (6.67") 395 ppi
Display protection
No
Buy screen protector icon_info
Corning Gorilla Glass
Buy screen protector icon_info
Additional display NoNo
Protection of the secondary display NoNo
Standard battery Li-Ion 3940 mAhBuy powerbank icon_infoLi-Po 4520 mAhBuy powerbank icon_info
Quick battery charging Fast ChargingQuick Charge 3.0
Wireless battery charging NoNo
Internal memory 128 GB128 GB, 256 GB
RAM memory 6 GB6 GB, 8 GB, 12 GB
Memory cards Yes
microSD, microSDHC, microSDXC
up to 256 GBBuy memory card icon_info		No
Operating system Android 9.0 PieAndroid 11
Interface Funtouch 9MIUI 12
Processor MediaTek Helio P70 MT6771TQualcomm Snapdragon 870 SM8250
Processor clock 2100 MHz3200 MHz
GPU ARM Mali-G72 MP3Adreno 650
Touchscreen YesYes
DualSIM YesYes
SIM cards standard No data DualSIM(nanoSIM, nanoSIM)
DualSIM mode dual standbydual standby
Hybrid DualSIM No dataNo
Announced 1Q 20191Q 2021
Other names V1831A; V1831TM2012K11AC; Xiaomi Redmi K40
GSM frequencies 850 900 1800 1900 850 900 1800 1900
UMTS 850 900 2100 850 900 1700 1900 2100
LTE standard FDD LTE: 2100, 1800, 900, 850
TDD LTE: 19002100, 2600, 2500, 2300		FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 700
TDD LTE: 3500, 2600, 2500, 2300, 2100, 1900
Standard 5G No dataFDD 5G: 2100, 1800, 700
TDD 5G: 3700, 3500, 2500
CDMA NoNo
Standard TD-SCDMA 1900 2000 No
UMA NoNo
A D V E R T I S E M E N T
CAMERAS - BACK

CAMERAS - BACK

First camera YesYes
Camera type No dataStandard
Photo sensor model No dataSony IMX582
Photo matrix 12 Mpx48 Mpx
Sensor size No data1/2
Pixel size No data0,8 µm
Resolution No data8000x6000 px
Optical zoom NoNo
Flash Yes LEDYes LED
Dual-colour LED flash NoNo
Video resolution No data2840x2160 px
Video formats No dataH.264, H.265, MPEG4 - 30 fps
Additional f/1.78AF, EIS, f/1.79
Second camera YesYes
Camera type No dataWide-angle
Photo sensor model No dataSony IMX355
Photo matrix 8 Mpx8 Mpx
Optical zoom NoNo
Field of view No data119 °
Flash Yes LEDYes LED
Dual-colour LED flash NoNo
Video formats No dataH.264, H.265, MPEG4 - 30 fps
Additional f/2.2FF
Third camera YesYes
Camera type No dataMacro
Photo sensor model No dataSamsung S5K5E9
Photo matrix 5 Mpx5 Mpx
Sensor size No data1/5
Pixel size No data1,12 µm
Resolution No data2592x1944 px
Optical zoom NoNo
Focal length No data50 mm
Flash Yes LEDYes LED
Dual-colour LED flash NoNo
Video formats No dataH.264, H.265, MPEG4 - 30 fps
Additional f/2.4EIS
CAMERAS - FRONT

CAMERAS - FRONT

First camera NoYes
Camera type ndPortrait
Photo sensor model ndSamsung S5K3T2
Photo matrix nd20 Mpx
Sensor size nd1/3,4
Pixel size nd0,8 µm
Resolution nd5184x3880 px
Optical zoom ndNo
Flash ndNo
Dual-colour LED flash ndNo
Video resolution nd1920x1080 px
Video formats ndH.264, H.265, MPEG4 - 30 fps
Additional ndFF
SENSORS

SENSORS

Accelerometer No dataYes
Proximity YesYes
Light YesYes
Magnetometer YesYes
Gyroscope YesYes
Barometer NoNo data
Altimeter NoNo
Gravity YesYes
Hall-effect NoYes
Iris scanner NoNo
Fingerprint scanner YesYes
Thermometer NoNo
Hygrometer NoNo
Data transfer

Data transfer

xHTML YesYes
WAP Yes
v2.0		Yes
v2.0
HSCSD NoNo
HSDPA YesYes
42.20 Mbit/s
HSUPA YesYes
5.76 Mbit/s
HSPA YesYes
HSPA+ YesYes
LTE DL Yes1174.00 Mbit/s
LTE UP Yes210.00 Mbit/s
WIMAX+ NoNo
GPRS YesYes
EDGE YesYes
class 8
Bluetooth YesYes
v5.1
A2DP Profile YesYes
HDMI NoNo
WiFi Yes
v802.11 a/b/g/n/ac		Yes
v802.11 a/b/g/n/ac/ax
WiFi frequencies 2,4 GHz; 5 GHz2,4 GHz; 5 GHz
WiFi Direct No dataYes
WiFi Display No dataNo
DLNA NoNo
Miracast NoYes
WiFi hotspot YesYes
IrDA NoYes
USB Yes
v2.0		Yes
v3.0 Type-C
GPS YesYes
A-GPS YesYes
GLONASS YesYes
Beidou NoYes
Galileo NoYes
QZSS NoYes
NFC NoYes
COMMUNICATION AND MESSAGING

COMMUNICATION AND MESSAGING

Call waiting YesYes
Conferency YesYes
Call forwarding YesYes
Push To Talk NoNo
Instant Messenger YesYes
SMS YesYes
EMS NoNo
MMS YesYes
Dictionary Yes
T9		Yes
T9
Swype NoNo
e-mail client Yes
POP3, IMAP4, SMTP		Yes
POP3, IMAP4, SMTP
Hardware QWERTY keyboard NoNo
RSS Reader YesYes
Multimedia

Multimedia

Radio No dataNo
MP3 YesYes
Stereo speakers No2
Audio Jack 3.5 mmNo
HD Voice YesYes
Sound formats AAC, AMR, APE, FLAC, MIDI, OGG, WMAAAC, AAC+, AMR, APE, AWB, DSF, FLAC, M4A, MID, OGG, WAV, WMA, eAAC+
Polyphony YesYes
Video ringtone NoNo
Ring composer NoNo
Games No dataNo
Java Yes
ART		Yes
ART
Videophone NoNo
DVB-H television NoNo
TV-Out NoNo
PIM AND ADDITIONAL FUNCTIONS

PIM AND ADDITIONAL FUNCTIONS

Watch YesYes
Stopwatch YesYes
Alarm YesYes
Calculator YesYes
Currency converter NoYes
Organizer YesYes
Calendar YesYes
Flight mode YesYes
SyncML NoNo
Data and fax YesYes
Screensaver YesYes
Themes YesYes
Interchangeable covers NoNo
Voice dial YesYes
Speakerphone YesYes
Recorder YesYes
Vibrations YesYes
Vivo S1
Total value: 1,00
Redmi K40
Total value: 6,20
A D V E R T I S E M E N T