Asus Zenfone 9 (128GB/6GB) vs Samsung Galaxy A15 (SM-A155M/DSN 128GB/4GB)

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Side by side comparison between Asus Zenfone 9 vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?

3/18/2024 9:58 AM, updated: 3/18/2024 7:37 PM

Compare Samsung Galaxy A15 X Asus Zenfone 9 (128GB/6GB) 23Points

Specifications Compare Models Pictures

5.9"
AMOLED

1080x2400

50
MP

12mp

6GB
RAM

Octa-core

4300
mAh

(Non removable)

09Points Samsung Galaxy A15 (SM-A155M/DSN 128GB/4GB) Compare Asus Zenfone 9 X

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2340

50
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Asus Zenfone 9 (128GB/6GB)

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!

23 Advantages Asus Zenfone 9 (128GB/6GB)	vs	9 Advantages Samsung Galaxy A15 (SM-A155M/DSN 128GB/4GB)
+3.19GHz 64bit Octa-core (4nm)43% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core (6nm)
+6GB LPDDR550% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+UFS 3.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+169 grams (5.92 ounces)18% Lighter	vs	200 grams (7 ounces)
+Aluminum body, glass front, plastic backAdvantage More resistant material	vs	Plastic body, glass front
+HDR10+Advantage The HDR10+ display provides vibrant colors and more details	vs	Not supported
+120Hz33% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	90Hz
+1080x2400 pixels3% Higher resolution screen	vs	1080x2340 pixels
+446 PPI13% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	396 PPI
+(dual camera) 50MP + 12MP9% Higher resolution main camera	vs	(triple camera) 50MP + 5MP + 2MP
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+8K UHD (7680x4320)15 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster	vs	4G LTE-A
+(5G SA/NSA) 2000 Mbps6 times Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+30W20% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	25W
+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls	vs	Mono sound (not stereo)
+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6E/6] is newer and faster	vs	802.11 a/b/g/n/ac [wifi5]
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+Gorilla Glass VictusAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
9.1 millimeters (0.36 inches)	vs	+8.4 millimeters (0.33 inches)8% Thinner
5.9"	vs	+6.5"10% Larger screen
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 12MP	vs	+(front) 13MP7% Higher resolution secondary camera to take pictures and selfies
Android 13	vs	+Android 14Advantage Android 14 is newer and safer
4300 mAh	vs	+5000 mAh16% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
5.2 + A2DP/LE	vs	+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster

21 Common items in both devices

128GB (104GB available) / 128GB (108GB available)

Super AMOLED

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus / Autofocus

HDR photo/video on both cameras / HDR photo on both cameras

+14 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
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Change model		Choose the model
Model	Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Other model names	Zenfone 9z AI2202-1A028BR, AI2202-1A006EU, 90AI00C3-M000X0	Galaxy A15 4G LTE SM-A155M/Dual-SIM NFC
Country or region available	(Global, International)	(Latin America), Bolivia, Brazil, Chile, Paraguay, Uruguay
Brand	Asus	Samsung
Release date	9/15/2022, Announced: 7/28/2022	12/16/2023, Announced: 12/11/2023
Depth	9.1 millimeters (0.36 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	68.1 x 146.5 millimeters (2.68 x 5.77 in)	76.8 x 160.1 millimeters (3.02 x 6.3 in)
Weight	169 grams (5.92 ounces)	200 grams (7 ounces)
Build, materials	Aluminum body, glass front, plastic back	Plastic body, glass front
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.9" inches	6.5" inches
Screen-to-body ratio	~84.2% (screen-to-body ratio)	~84.3% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	446 PPI	396 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass Victus	Not supported
Refresh rate	120Hz	90Hz
Display features	1100nits[peak] HDR10+ Always-On Display	800nits[peak]
🤖 Operating System
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
System version	Android 12	Android 14
Firmware update	Android 13	feature not registered
User Interface	ZenUI 9	One UI 6.1
⚙️ Processor
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Chipset	64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)	64bit: MediaTek Helio G99 (6nm)
CPU	Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 730 (818MHz)	ARM Mali-G57 MC2
Performance (benchmark)	AnTuTu: 1083028 (v9) Geekbench: 4338 (v5.1) GFXBench: 89fps (ES 3.1 onscreen)	AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6)
💽 Memory and storage
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
RAM memory	6GB LPDDR5	4GB LPDDR4X
Internal storage	128GB (104GB available) UFS 3.1	128GB (108GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	2000/1024 Mbps	300/150 Mbps
Network technology	2G, 3G, 4G, 5G	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 800/850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat20 VoLTE A version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) B version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) C version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42)	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	A version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) B version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 41, 77, 78) C version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78)	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 800/850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	LTE Cat20 VoLTE A version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) B version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) C version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42)	LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Back camera (main camera)	(dual camera) 50 megapixels 12MP ultrawide f/2.214.4mm113°1/2.93"1.4µmAF	(triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4
Main camera resolution	8160x6120 pixels	8160x6120 pixels
Video recording (primary)	8K UHD (7680x4320) 24 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	24mm lens	feature not registered
Sensor size	1/1.56" inches	feature not registered
Pixel size	1µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical 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/video on both cameras	HDR photo on both cameras
Camera extras	4K@30/60/120fps 1080p@30/60/240fps 720p@480fps	1080p@30fps 720p@120fps (slow motion)
📸 Front camera
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Front camera (secondary)	12 megapixels	13 megapixels
Front camera resolution	4000x3000 pixels	4128x3096 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.5 (aperture)	f/2.0 (aperture)
Focal length	27mm lens	feature not registered
Sensor size	1/2.93" inches	feature not registered
Pixel size	1.22µm pixel	feature not registered
🔉 Sound and multimedia
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Loudspeaker	Stereo sound 24-bit/192kHz	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.2 + A2DP/LE	5.3 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4300 mAh	5000 mAh
Charger, watts	30W Wired fast charging 5W Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0	25W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	51 hours (2.1 days)
Standby	feature not registered	feature not registered
➕ Other features
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), 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: Black, Blue, Red, Silver	• Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow
☢️ Radiation rate
	Asus Zenfone 9 (128GB/6GB)	Galaxy A15 (SM-A155M/DSN 128GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered