Asus Zenfone 3 (5.2 ZE520KL 32GB) vs Apple iPhone 3GS (8GB)

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Side by side comparison between Asus Zenfone 3 vs Apple iPhone 3GS phones, differences, pros, cons and full specifications. What's the better?

11/4/2016 6:40 PM, updated: 6/19/2025 2:19 PM

Compare Apple iPhone 3GS X Asus Zenfone 3 (5.2 ZE520KL 32GB) 34Points

Specifications Compare Models Pictures

5.2"
IPS+

1080x1920

16
MP

8mp

3GB
RAM

Octa-core

2650
mAh

(Non removable)

01Point Apple iPhone 3GS (8GB) Compare Asus Zenfone 3 X

Specifications Compare Models Pictures

3.5"
TFT

320x480

3.1
MP

256MB
RAM

Single-core

1219
mAh

(Non removable)

What's the better phone? Asus Zenfone 3 (5.2 ZE520KL 32GB)

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!

34 Advantages Asus Zenfone 3 (5.2 ZE520KL 32GB)	vs	1 Advantage Apple iPhone 3GS (8GB)
+2GHz 64bit Octa-core (14nm)6 times More powerful processor, you can open your applications faster	vs	600MHz 32bit Single-core
+3GB LPDDR311 times More RAM memory. Typically more responsive and better for multitasking.	vs	256MB SDRAM
+32GB (24GB available)4 times More internal storage for applications and files	vs	8GB (5GB available)
+eMMC 5.1Advantage Fastest write and read storage.	vs	Flash (EEPROM)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+7.7 millimeters (0.3 inches)60% Thinner	vs	12.3 millimeters (0.48 inches)
+Aluminum body, glass front, plastic backAdvantage More resistant material	vs	Plastic body, glass front
+TFT Super IPS+Advantage TFT Super IPS+ display is brighter and more vivid	vs	TFT LCD
+1080x1920 pixels13 times Higher resolution screen	vs	320x480 pixels
+424 PPI157% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	165 PPI
+5.2"49% Larger screen	vs	3.5"
+(back) 16MP4 times Higher resolution main camera	vs	(back) 3.1MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	Not supported
+Only digital zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Not supported
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	Not supported
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+(front) 8MPAdvantage A front-camera is best for taking selfies	vs	Not supported
+4K UHD (3840x2160)26 times More image quality for recording videos with the primary camera	vs	VGA (640x480)
+3500000 apps (Google Play Store)52% More apps available to download and use	vs	2300000 apps (App Store)
+4G LTEAdvantage The 4G LTE network is newer and faster	vs	3G HSDPA
+(4G LTE) 150 Mbps20 times Faster for surfing the internet and download files	vs	(3G HSDPA) 7.2 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+2650 mAh117% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1219 mAh
+10W100% 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	5W
+Video callingAdvantage The video calling allows to make calls with voice and video	vs	Not supported
+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM)
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g [wifi3]
+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster	vs	2.1 + A2DP
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	USB 2.0 proprietary connector
+HTML, XHTML, HTML5Advantage Better sites viewing on the internet	vs	HTML, XHTML
144 grams (5.04 ounces)	vs	+135 grams (4.73 ounces)7% Lighter

16 Common items in both devices

60Hz

16 million

LDAF/PDAF: laser/phase detection autofocus / Autofocus

Capacitive

Multitouch

Accelerometer

Compass

+9 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 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Change model		Choose the model
Model	Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Other model names	Zenfone 3 ZE520KL 3GB/32GB 5.2" Dual-SIM	Apple iPhone 3GS
Country or region available	(Global, International), Brazil, China, Philippines, India	(Global, International)
Brand	Asus	Apple
Release date	7/12/2016	6/19/2009, Announced: 4/13/2012
Depth	7.7 millimeters (0.3 inches)	12.3 millimeters (0.48 inches)
Size (width x height)	73.98 x 146.87 millimeters (2.91 x 5.78 in)	62.1 x 115.5 millimeters (2.44 x 4.55 in)
Weight	144 grams (5.04 ounces)	135 grams (4.73 ounces)
Build, materials	Aluminum body, glass front, plastic back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Display type	TFT Super IPS+	TFT LCD
Screen size	5.2" inches	3.5" inches
Screen-to-body ratio	~68.6% (screen-to-body ratio)	~50.9% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	320x480 pixels (3:2)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 5-points
Pixel density (dot pitch)	424 PPI	165 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass
Refresh rate	60Hz	60Hz
Display features	2.5D glass	Not supported
🤖 Operating System
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
System version	Android 6.0.1 Marshmallow	iOS 3.0
Firmware update	Android 8.0 Oreo	iOS 6.0
User Interface	ZenUI 3.0	feature not registered
⚙️ Processor
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Chipset	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)	32bit: Samsung S5PC100
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)	Single-core, 1 processor: 1x 600MHz ARM Cortex-A8 (Single-core)
GPU graphical controller	Qualcomm Adreno 506 (650MHz)	PowerVR SGX535
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
RAM memory	3GB LPDDR3	256MB SDRAM
Internal storage	32GB (24GB available) eMMC 5.1	8GB (5GB available) Flash (EEPROM)
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Not supported
SIM card	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	150/50 Mbps	7.2 Mbps
Network technology	2G, 3G, 4G	2G, 3G
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	Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100	UMTS 850/1900/2100
Primary 4G network	LTE Cat4 Global: LTE (1, 2, 3, 5, 7, 8, 20) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28)	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	CSD, GPRS, EDGE, UMTS, HSDPA
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	Not supported
📷 Camera
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Back camera (main camera)	16 megapixels	3.1 megapixels
Main camera resolution	4608x3456 pixels	2048x1536 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	VGA (640x480) 30 fps
Flash	Dual-LED flash	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	LDAF/PDAF: laser/phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	Not supported
Zoom	Only digital zoom	Not supported
Face/smile detection	Face detection, Smile detection	Not supported
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	Not supported
Camera extras	4K@30fps 1080p@30/60fps	feature not registered
📸 Front camera
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Front camera (secondary)	8 megapixels	Not supported
Front camera resolution	3264x2448 pixels	Not supported
Video recording (secondary)	Full HD (1920x1080)	Not supported
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Loudspeaker	Mono sound (not stereo) 24-bit/192kHz	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	1 microphone
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MPEG4, MOV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3
🔌 Connectivity
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 proprietary connector
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	Proprietary TV-out
Bluetooth	4.2 + A2DP	2.1 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 b/g [wifi3] (2.4GHz)
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable) 616-0435
Battery capacity	2650 mAh	1219 mAh
Charger, watts	10W (5V/2A) Wired charging	5W (5V/1A) Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	11.7 hours
Standby	feature not registered	300 hours (12.5 days)
➕ Other features
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS, MMS, E-mail
Hands-free calling	Supported	Supported
Video calling	Supported	Not supported
Ringtones	Polyphonic and customized	Polyphonic and customized with tutorial
Web browser	HTML, XHTML, HTML5	HTML, XHTML
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Sapphire Black, Moonlight White, Shimmer Gold	• Colors: Black, White • Audio/video player • Image editor iCloud service • Google Maps • Twitter
☢️ Radiation rate
	Asus Zenfone 3 (5.2 ZE520KL 32GB)	iPhone 3GS (8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.26W/kg (head), 0.79W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.45W/kg (head), 0.4W/kg (body)