Compare Acer Liquid S1 Duo

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Photos relative in size Front Side Back	Acer Liquid S1 Duo‎	Apple iPhone 11‎	Google Pixel 7a‎ $ 474.99	Samsung Galaxy S10‎ $ 239.99

Dimensions	163 x 83 x 10 mm	150.9 x 75.7 x 8.3 mm	152 x 72.9 x 9 mm	149.9 x 70.4 x 7.8 mm
Weight	195 grams	194 grams	192.78 grams	157 grams
Stand-by	depends on usage	depends on usage	depends on usage	depends on usage
Talk time	depends on usage	depends on usage	depends on usage	depends on usage
Design type
Monoblock
Controls
Touchscreen	Multi-touch, Capacitive	Multi-touch, Capacitive	Multi-touch, Capacitive	Multi-touch, Capacitive
Voice command
Voice dialing
Facial unlock
Fingerprint recognition			Pressure sensitive in-screen, Optical	Pressure sensitive in-screen
Operating system
Android	4.2		13	9.0 (Pie)
iOS		13
Display
Auto-rotate
Color display	Adjustable display brightness, 16.777.216 colors (24 bits), TFT	Adjustable display brightness, 16.777.216 colors (24 bits), Liquid Retina, DCI-P3, Notch	Adjustable display brightness, 16.777.216 colors (24 bits), OLED, Always On feature, HDR10, Hole-punch display	Adjustable display brightness, 16.777.216 colors (24 bits), Curved Dynamic AMOLED Quad HD+, Always On feature, HDR10+, Hole-punch display
Size	5.7 inch	6.1 inch	6.1 inch	6.1 inch
Resolution	1280 x 720 pixels	1792 x 828 pixels	2400 x 1080 pixels	3040 x 1440 pixels
Refresh rate			90 Hz
Aspect ratio	16:9	19.5:9	20:9	19:9
Pixels Per Inch (PPI)	258	324	431	551
Screen-to-body ratio	66.2%	80%	81.1%	88%
Hardware
Camera	Auto focus, Digital zoom, Effects/camera settings, Flash, Geotagging, Quality settings, Landscape mode, Macro mode, Portrait mode, Video recorder, self-timer	Dual camera sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Landscape mode, Macro mode, Burst (Continuous) Shooting, Panoramic photo, Portrait mode, Smile Shot, Video recorder	Dual camera sensor, Auto focus, Image stabilization, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Landscape mode, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer	Tri camera sensor, Auto focus, Image stabilization, Blink Shot, Digital zoom, Effects/camera settings, Flash, Geotagging, Face recognition, Quality settings, Macro mode, Mosaic photo, Burst (Continuous) Shooting, Night mode, Panoramic photo, Portrait mode, Smile Shot, Video recorder, self-timer
Type	8 MP	12 MP + 12 MP	13 MP + 64 MP	12 MP + 12 MP + 16 MP
Angle of view (AOV)		120°	120° + 80°	123° + 45° + 77°
DxOMark score		119	133	116
F-number		f/1.8 + f/2.4	f/1.89 + f/2.2	f/1.5 + f/2.2 + f/2.4
Max. resolution	(camera) 3264 x 2448 pixels	(camera) 4000 x 3000 pixels + (video) 3840 x 2160 pixels	(video) 3840 x 2160 pixels	(camera) 4032 x 3024 pixels + (video) 3840 x 2160 pixels
Haptic feedback
Integrated antenna
Processor	Quad Core	Apple A13 Bionic	Google Tensor G2, Octa core	Octa core
Clock Frequency	1.5 GHz			1.7 GHz + 2.4 GHz + 2.8 GHz
Secondary camera				Autofocus
Type	2 MP	12 MP	13 MP	10 MP
Angle of view (AOV)			95°	80°
DxOMark score		91		97
F-number		f/2.2	f/2.2	f/1.9
Max. resolution	(camera) 1600 x 1200 pixels	(camera) 4000 x 3000 pixels + (video) 3840 x 2160 pixels	(video) 1920 x 1080 pixels	(video) 3840 x 2160 pixels
Telephony
Dual SIM				Hybrid slot
Flight mode
Integrated handsfree speaker
Vibrating alert
Videoconferencing
eSIM
nano-SIM (4FF)
Operating frequency
Quad band
Data network
EDGE
GPRS
HSDPA	Cat24 42 Mbps			Cat20 42 Mbps
HSUPA	Cat7 11.5 Mbps			Cat6 5.76 Mbps
UMTS
4G (LTE)		Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 29, Band 30	Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 25, Band 28, Band 38, Band 39, Band 40, Band 41	Cat 20 (2 Gbps)
5G			n1, n2, n3, , , n8, n12, n14, n20, n25, n28, n30, n38, n41, n48, n66, n71, n77, n78
Personalisation
Multiple homescreens
Widgets
Personal Information Management (PIM)
Agenda
Alarm clock
Calculator
Contact list
Date and time notation
Document viewer	Excel files, PowerPoint files, PDF files, Word files	Excel files, PowerPoint files, PDF files, Word files	Excel files, PowerPoint files, PDF files, Word files	Excel files, PowerPoint files, PDF files, Word files
Phonebook with groups
Photo phonebook
Reminder list
Stopwatch & countdown timer
Voice memo
To-do list
Available applications
Image editor
Java application support
Photo album
Video codec support	H.263, H.264, MPEG-4	H.264, H.265, MPEG-4	H.263, H.264, MPEG-4	DivX, H.263, H.264, MPEG-4, Sorenson Spark, VC-1, VP8
Video file support	3GP	AVI, M4V, MOV, MP4		3GP, 3G2, ASF, AVI, FLV, M4V, MKV, MP4, WebM, WMV
Movie editor
Messaging
E-mail	POP3, SMTP, IMAP4	POP3, SMTP, IMAP4	POP3, SMTP, IMAP4	POP3, SMTP, IMAP4
Instant messaging	AIM, Google Talk, Yahoo Messenger, Windows Live/MSN Messenger		Google Talk	Google Talk
MMS	Video MMS	Changeable MMS distribution list, Video MMS	Video MMS	Video MMS
Predictive Text Input	T9, Swype		T9	T9
SMS	Group messaging, Receive and send concatenated messages	Group messaging, Receive and send concatenated messages	Group messaging, Receive and send concatenated messages	Group messaging, Receive and send concatenated messages
Internet
Internet browser		Safari browser	Google Chrome
RSS reader
YouTube support
Navigation
A-GPS
Build-in navigation system	Google Maps, Google Maps Navigation	Apple Maps	Google Maps, Google Maps Navigation	Google Maps, Google Maps Navigation
Digital Compass
GPS receiver
Galileo
GLONASS
Quasi-Zenith (QZSS)
Beidou
Audio
Audio codec support	AMR, i-melody, MIDI, MP3 VBR	AAC, AAC Protected, AC3, HE-AAC, AIFF, Apple Lossless, Audible, FLAC, MP3 VBR	AAC, AAC+, AC3, eAAC+, aptX, LDAC	AAC, AAC+, AC3, eAAC+, AMR, FLAC, MIDI, Mobile XMF, MP3 VBR, OGG Vorbis, OTA, RTTL/RTX
Audio file support	MP3, WAV	MP3, WAV	MP3, WAV	M4A, MP3, WAV, WMA
FM-radio	Stereo, RDS
Polyphonic ringtones	40-tone polyphonic ringtones, MP3 ringtones	MP3 ringtones	MP3 ringtones	MP3 ringtones
Stereo speakers
Build-in memory
Internal memory
Size (RAM)	1 GB	4 GB	8 GB	8 GB
Storage	8 GB	128 GB + 256 GB + 64 GB	128 GB	128 GB + 512 GB
Memory card slot	MicroSDHC memory card
Connections
Audio jack plug	3.5 mm			3.5 mm
USB	v2.0, microUSB		v3.2, Type-C	v3.0, Type-C
Connectivity
Bluetooth	v3.0 + HS, Advanced Audio Distribution Profile (A2DP)	v5.0, Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Hands-Free Profile (HFP), Human Interface Device Profile (HID), Personal Area Network Profile (PAN), Phonebook Access Profile (PBAP)	v5.3, Advanced Audio Distribution Profile (A2DP)	v5.0, Advanced Audio Distribution Profile (A2DP)
Synchronisation		ActiveSync, Apple iSync	ActiveSync, SyncML	ActiveSync, SyncML
Tethering
WAP	2.0	2.0	2.0	2.0
Wireless Lan (WLAN/Wi-Fi)	Wi-Fi 4 (802.11n)	Wi-Fi 6 (802.11ax)	Wi-Fi 6E, WiFi Direct support	Wi-Fi 6 (802.11ax), WiFi Direct support
NFC
Ultra-wideband (UWB)
Video Out
DLNA support
ANT+
Power supply
Battery	Li-ion, User replaceable	Li-ion	Li-ion	Li-ion
Capacity	2000 mAh	3110 mAh	4385 mAh	3400 mAh
Fast charging			Qualcomm Quick Charge, USB Power Delivery	Qualcomm Quick Charge, Samsung Adaptive Fast Charging
Max. power			18 Watt
Wireless charging				Omgekeerd opladen
Max. power			7.5 Watt
Sensors
Ambient light sensor
Gesture recognition
Gyroscope
Proximity sensor
Barometer
Heart rate monitor
Materials
Dust and waterproof		IP68	IP67	IP68
Aluminium
Glass
Gorilla Glass			3
Plastic
User interface
One UI