Acer Liquid S1 (S510) vs Xiaomi Redmi Note 9S (64GB)

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Side by side comparison between Acer Liquid S1 vs Xiaomi Redmi Note 9S phones, differences, pros, cons and full specifications. What's the better?

3/23/2020 6:47 PM, updated: 1/19/2023 3:05 AM

Compare Xiaomi Redmi Note 9S X Acer Liquid S1 (S510) 02Points

Specifications Compare Models Pictures

5.7"
TFT

720x1280

8
MP

2mp

1GB
RAM

Quad-core

2400
mAh

(Removable)

27Points Xiaomi Redmi Note 9S (64GB) Compare Acer Liquid S1 X

Specifications Compare Models Pictures

6.67"
IPS

1080x2400

48
MP

16mp

4GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9S (64GB)

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!

2 Advantages Acer Liquid S1 (S510)	vs	27 Advantages Xiaomi Redmi Note 9S (64GB)
+195 grams (6.83 ounces)7% Lighter	vs	209 grams (7.32 ounces)
+LiPo: li-ion polymer (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
1.5GHz 32bit Quad-core	vs	+2.3GHz 64bit Octa-core (8nm)137% More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+4GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.
8GB (5.59GB available)	vs	+64GB (50GB available)8 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 512GB microSD, microSDXC15 times More external storage for files using memory cards
9.6 millimeters (0.38 inches)	vs	+8.8 millimeters (0.35 inches)9% Thinner
TFT LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
720x1280 pixels	vs	+1080x2400 pixels181% Higher resolution screen
258 PPI	vs	+395 PPI53% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"	vs	+6.67"17% Larger screen
(back) 8MP	vs	+(quad camera) 48MP + 8MP + 5MP + 2MP7 times Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 2MP	vs	+(front) 16MP7 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 4.2.2 Jelly Bean	vs	+Android 11Advantage Android 11 is newer and safer
3G+ HSPA+	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G+ HSPA+) 42 Mbps	vs	+(4G LTE-A) 800 Mbps18 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
2400 mAh	vs	+5020 mAh109% 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) (dedicated slot)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 [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+P2i certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

17 Common items in both devices

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

Capacitive

Multitouch

+10 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)	Redmi Note 9S (64GB)
Change model		Choose the model
Model	Liquid S1 (S510)	Redmi Note 9S (64GB)
Other model names	Acer S510, Acer Liquid S1 (Single-Sim)	Xiaomi Note 9S (M2003J6A1G Global version) 4GB RAM
Country or region available	(Global, International), Canada, USA	(Global, International)
Brand	Acer	Xiaomi
Release date	8/1/2013	4/30/2020, Announced: 3/23/2020
Depth	9.6 millimeters (0.38 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	83 x 163 millimeters (3.27 x 6.42 in)	76.68 x 165.75 millimeters (3.02 x 6.53 in)
Weight	195 grams (6.83 ounces)	209 grams (7.32 ounces)
Build, materials	feature not registered	Plastic body, glass front/back
Protection against water and others	Not supported	P2i certified: water repellent nano-coating
📲 Display
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Display type	TFT LCD	TFT IPS LCD
Screen size	5.7" inches	6.67" inches
Screen-to-body ratio	~66.2% (screen-to-body ratio)	~84.5% (screen-to-body ratio)
Display resolution	720x1280 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	258 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	450nits[typ] HDR10
🤖 Operating System
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
System version	Android 4.2.2 Jelly Bean	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	MIUI 11 / 12
⚙️ Processor
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Chipset	32bit: MediaTek MT6589T Turbo (28nm)	64bit: Qualcomm Snapdragon 720G (SM7125) (8nm)
CPU	Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A7 (Quad-core)	Octa-core, 2 processors: 2x 2.3GHz Kryo 465 Gold (Dual-core) 6x 1.8GHz Kryo 465 Silver (Hexa-core)
GPU graphical controller	PowerVR SXG544 MP2 357Mhz	Qualcomm Adreno 618 (750MHz)
Performance (benchmark)	feature not registered	AnTuTu: 279625 (v8) Geekbench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)
💽 Memory and storage
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
RAM memory	1GB LPDDR2	4GB LPDDR4X
Internal storage	8GB (5.59GB available)	64GB (50GB available) UFS 2.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	42/5.76 Mbps	800/150 Mbps
Network technology	2G, 3G	2G, 3G, 4G
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 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Back camera (main camera)	8 megapixels	(quad camera) 48 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm119° 5MP macro f/2.41/5"1.12µmAF 2MP depth f/2.4
Main camera resolution	3264x2448 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection 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	Supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	4K@30fps 1080p@30/60fps 1080p@120fps (slow motion) 720p@960fps (slow motion)
📸 Front camera
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Front camera (secondary)	2 megapixels	16 megapixels
Front camera resolution	1600x1200 pixels	4608x3456 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.5 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/3.06" inches
Pixel size	feature not registered	1µm pixel
🔉 Sound and multimedia
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, AAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	4.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
Battery type	LiPo: li-ion polymer (Removable) BAT-E10	LiPo: li-ion polymer (Non removable)
Battery capacity	2400 mAh	5020 mAh
Charger, watts	Wired charging	18W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	11 hours	feature not registered
Standby	450 hours (18.8 days)	feature not registered
➕ Other features
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
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: Aurora Blue, Glacier White, Interstellar Black
☢️ Radiation rate
	Acer Liquid S1 (S510)	Redmi Note 9S (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.96W/kg (head), 0.4W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.44W/kg (head), 0.41W/kg (body)	0.72W/kg (head), 0.98W/kg (body)