Realme GT 3 (128GB) vs LG X Fast (Dual K600Y)
Side by side comparison between Realme GT 3 vs LG X Fast phones, differences, pros, cons and full specifications. What's the better?
,
6.74"
AMOLED
AMOLED
1240x2772
50
MP
MP
16mp
8GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1440x2560
12.2
MP
MP
8mp
3GB
RAM
RAM
Hexa-core
3000
mAh
mAh
(Removable)
What's the better phone? Realme GT 3 (128GB)
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!
19 Advantages 
9 Advantages | 19 Common items in both devices |
| 8.9 millimeters (0.35 inches) |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| +12 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 | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Model | Realme GT 3 (128GB) | LG X Fast (Dual K600Y) |
| Other model names | Realme GT3 240W RMX3709 | LG X mach, LG fast K600Y, LG-K600Y, LGK600Y, LG X5 |
| Country or region available |  (Global, International) |  Taiwan |
| Brand | Realme | LG |
| Release date | 3/17/2023, Announced: 2/28/2023 | 9/1/2016 |
| Depth | 8.9 millimeters (0.35 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 75.8 x 163.9 millimeters (2.98 x 6.45 in) | 76.5 x 149.1 millimeters (3.01 x 5.87 in) |
| Weight | 199 grams (6.97 ounces) | 156 grams (5.46 ounces) |
| Build, materials | Back: RGB light notification | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6.74" inches | 5.5" inches |
| Screen-to-body ratio | ~87.9% (screen-to-body ratio) | ~73.1% (screen-to-body ratio) |
| Display resolution | 1240x2772 pixels (20:9) | 1440x2560 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 451 PPI | 534 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass |
| Refresh rate | 144Hz | feature not registered |
| Display features | 500nits[typ], 1400nits[peak] HDR10+ Touch Sampling Rate: 360Hz | feature not registered |
🤖 Operating System | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| System version | Android 13 | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | Realme UI 4.0 | feature not registered |
⚙️ Processor | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) | 64bit: Qualcomm Snapdragon 808 MSM8992 (20nm) |
| 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) | Hexa-core, 2 processors: 2x 1.8GHz ARM Cortex-A57 (Dual-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | Qualcomm Adreno 418 |
| Performance (benchmark) | AnTuTu: 1074427 (v9) Geekbench: 3898 (v5.1), 3980 (v6) GFXBench: 59fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| RAM memory | 8GB LPDDR5 | 3GB LPDDR3 |
| Internal storage | 128GB (101GB available) UFS 3.1 | 32GB (22GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 450/50 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) China/India version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat9 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,12,17,20,28) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41) |
| Primary 5G network | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) China/India version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE |
📷 Camera | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.216mm112°1/4"1.12µm 2MP microscope f/3.320mm | 12.2 megapixels |
| Main camera resolution | 8160x6120 pixels | 4032x3024 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/1.56" inches | feature not registered |
| Pixel size | 1µm pixel | 1.55µm pixel |
| 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 | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | 4K@30/60fps 1080p@30/60fps Sony IMX890 | feature not registered |
📸 Front camera | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Front camera (secondary) | 16 megapixels | 8 megapixels |
| Front camera resolution | 4608x3456 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | feature not registered |
| Focal length | 25mm lens | feature not registered |
| Sensor size | 1/3.09" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Loudspeaker | Stereo sound 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, DivX, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.3 + A2DP/LE | 4.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4600 mAh | 3000 mAh |
| Charger, watts | 240W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 13 hours |
| Standby | feature not registered | 300 hours (12.5 days) |
➕ Other features | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| 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: Booster Black, Pulse White | • Colors: Titan, White • USB OTG On-The-Go • LG AirDrive, KnockCode • Slow motion • Miracast • WiFi Dual-Band |
☢️ Radiation rate | ||
| Realme GT 3 (128GB) | LG X Fast (Dual K600Y) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.605W/kg (head), 1.1W/kg (body) |