Sony Xperia 1 III vs Sony Ericsson Xperia Arc S (LT18a)
Side by side comparison between Sony Xperia 1 III vs Sony Ericsson Xperia Arc S phones, differences, pros, cons and full specifications. What's the better?
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6.5"
OLED
OLED
1644x3840
12
MP
MP
8mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
What's the better phone? Sony Xperia 1 III
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!
39 Advantages 
3 Advantages | 16 Common items in both devices |
| LED flash |
| PDAF: phase detection autofocus / Autofocus |
| BSI sensor |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +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 Clear highlight📱 Model features | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Change model | ||
| Model | Xperia 1 III | Xperia Arc S (LT18a) |
| Other model names | Sony Xperia 1 III (XQBC52V.UKCX, XQBC62/V, SO-51B, SOG03) | Sony Xperia Arc S LT18, Sony Ericsson Ayame |
| Country or region available |  (Global, International) |     (Latin America), Brazil, Canada, USA |
| Brand | Sony | Sony Ericsson |
| Release date | 8/25/2021, Announced: 4/14/2021 | 9/1/2011 |
| Depth | 8.2 millimeters (0.32 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 71 x 165 millimeters (2.8 x 6.5 in) | 63 x 125 millimeters (2.48 x 4.92 in) |
| Weight | 186 grams (6.51 ounces) | 117 grams (4.1 ounces) |
| Build, materials | Aluminum frame, glass front/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 | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Display type | OLED | TFT LED-Backlit LCD |
| Screen size | 6.5" inches | 4.2" inches |
| Screen-to-body ratio | ~84.2% (screen-to-body ratio) | ~61.7% (screen-to-body ratio) |
| Display resolution | 1644x3840 pixels (21:9) | 480x854 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 643 PPI | 233 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Scratch-resistant glass |
| Refresh rate | 120Hz | 60Hz |
| Display features | HDR10+ HDR BT.2020 | Sony Mobile BRAVIA Engine |
🤖 Operating System | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| System version | Android 11 | Android 2.3.4 Gingerbread |
| Firmware update | Android 13 | Android 4.0.4 Ice Cream Sandwich ICS |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 32bit: Qualcomm Snapdragon S2 (MSM8255T) (45nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) | Single-core, 1 processor: 1x 1.4GHz Scorpion (Single-core) |
| GPU graphical controller | Qualcomm Adreno 660 (840MHz) | Qualcomm Adreno 205 (266MHz) |
| Performance (benchmark) | AnTuTu: 607423 (v8) Geekbench: 3515 (v5.1) GFXBench: 54fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| RAM memory | 12GB LPDDR5 | 512MB LPDDR2 |
| Internal storage | 256GB (230GB available) UFS 3.0 | 1GB (320MB available) |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| 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) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | UMTS 800/850/900/1700/1900/2100 | UMTS 800/850/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 46, 48) Europe version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41, 46) Asia version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 66) TD-LTE (34, 38, 39, 40, 41, 46) | Not supported |
| Primary 5G network | America version: SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77, 78) Europe version: SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) Asia version: SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 38, 40, 41, 77, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 46, 48) Europe version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41, 46) Asia version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 66) TD-LTE (34, 38, 39, 40, 41, 46) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Back camera (main camera) | (quad camera) 12 megapixels 12MP telephoto f/2.3|70mmf/2.8|105mm1/2.9"PDAFOIS4.4x-optical-zoom 12MP ultrawide f/2.2124°16mm1/2.6"PDAF 0.3MP depth TOF3D | 8 megapixels |
| Main camera resolution | 4000x3000 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 120 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.4 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/1.7" inches | feature not registered |
| Pixel size | 1.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical 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 | Not supported |
| Camera extras | 4K@24/25/30/60/120fps 1080p@30/60/120fps Zeiss optics Exmor RS | feature not registered |
📸 Front camera | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | 4K UHD (3840x2160) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/4" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Loudspeaker | Stereo sound 24-bit/192kHz Dolby Atmos Dynamic vibration system | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.263, H.264, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro HDMI Type D |
| Bluetooth | 5.2 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) BA750 |
| Battery capacity | 4500 mAh | 1500 mAh |
| Charger, watts | 30W Wired fast charging Reverse charging by cable USB Power Delivery 1.0 | Wired charging |
| Inductive / wireless charging | Qi Wireless charging (Qi/WPC) Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | 7.6 hours |
| Standby | feature not registered | 460 hours (19.2 days) |
➕ Other features | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| 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 | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Frosted Black, Gray, Purple • 60Hz display in 4K resolution • PS5 Remote Play • DUALSHOCK 4 compatibility | • Colors: Pure White, Midnight Blue, Misty Silver, Gloss Black, Sakura Pink • 8GB microSD included • Open ES 1.1 • SE Timescape • Java framework |
☢️ Radiation rate | ||
| Sony Xperia 1 III | Sony Ericsson Xperia Arc S (LT18a) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.66W/kg (head) |