LG Optimus F3Q (D520) vs Asus Zenfone AR (ZS571KL 256GB)
Side by side comparison between LG Optimus F3Q vs Asus Zenfone AR phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.7"
AMOLED
AMOLED
1440x2560
23
MP
MP
8mp
8GB
RAM
RAM
Quad-core
3300
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone AR (ZS571KL 256GB)
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!
4 Advantages 
29 Advantages | 13 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| 4G LTE / 4G LTE-A |
| Capacitive |
| Multitouch |
| Accelerometer |
| +6 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 Clear highlight📱 Model features | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Change model | ||
| Model | Optimus F3Q (D520) | Zenfone AR (ZS571KL 256GB) |
| Other model names | T-Mobile LG Optimus F3Q 4G LTE, LG FX3, LG D520 | Asus Zenfone AR ZS571KL (256GB+8GB RAM) A002A, A002 |
| Country or region available | feature not registered |  (Global, International) |
| Brand | LG | Asus |
| Release date | 1/1/2014 | 5/1/2017, Announced: 1/9/2017 |
| Depth | 14 millimeters (0.55 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 64.8 x 121.9 millimeters (2.55 x 4.8 in) | 77.4 x 158.7 millimeters (3.05 x 6.25 in) |
| Weight | 160 grams (5.6 ounces) | 170 grams (5.95 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 4" inches | 5.7" inches |
| Screen-to-body ratio | ~57.7% (screen-to-body ratio) | ~72.9% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1440x2560 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 233 PPI | 515 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| System version | Android 4.1.2 Jelly Bean | Android 7.0 Nougat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | ZenUI 3.0 |
⚙️ Processor | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8930 | 64bit: Qualcomm Snapdragon 821 MSM8996 (14nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz Krait 200 (Dual-core) | Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 305 | Qualcomm Adreno 530 650Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| RAM memory | 1GB LPDDR2 | 8GB LPDDR4 |
| Internal storage | 4GB (1GB available) | 256GB (238GB available) UFS 2.0 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 100/50 Mbps | 600/75 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/1700/1900/2100 | Global version: UMTS 800/850/900/1900/2100 America version: UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE 700/1700/1900/2100 | LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (Bands 38, 40, 41) America version: LTE (Bands 1, 2, 3, 4, 5, 7, 12, 13, 20, 29) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, LTE | 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 850/900/1900/2100 |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Back camera (main camera) | 5 megapixels | 23 megapixels |
| Main camera resolution | 2560x1920 pixels | 5536x4152 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | feature not registered | 1/2.6" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | OIS (4-axis): Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | Motion tracking sensors |
📸 Front camera | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Front camera (secondary) | 0.3 megapixels | 8 megapixels |
| Front camera resolution | 640x480 pixels | 3264x2448 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) Hi-Res audio |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, H.264, H.263, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| 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 | Not supported |
| Bluetooth | 4.0 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | S-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2460 mAh | 3300 mAh |
| Charger, watts | Wired charging | 18W (9V/2A) Wired fast charging Quick Charge 3 |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 15 hours | feature not registered |
| Standby | 360 hours (15 days) | feature not registered |
➕ Other features | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| Call control | Voice dialing, Voice recorder | 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 | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Blue • T-Mobile TV • Quick MEMO • HAC M3/T3 • WiFi hotspot • Java framework | • Colors: Black • Tango and Daydream by Google |
☢️ Radiation rate | ||
| LG Optimus F3Q (D520) | Asus Zenfone AR (ZS571KL 256GB) | |
| 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 |