Wikipedia article: List of iOS devices

Question: what is the highest ios for an iphone 5s
Short answer: iOS 11.4
Answer: hide Model iPhone 5S iPhone 6 iPhone 6 Plus Picture Initial release operating system iOS 7.0 iOS 8.0 Latest release operating system iOS 11.4 Display 4 in ( 100 mm ), 3.5 in ( 89 mm ) by 1.9 in ( 48 mm ), 71: 40 ( ~ 16: 9 ) aspect ratio, aluminosilicate glass covered 16,777,216 - color ( 24 - bit ), IPS LCD screen, 1,136 × 640 px ( WSVGA ) screen resolution at 326 ppi, pixel size 78 μm, 800: 1 contrast ratio, 500 ​ ⁄ max brightness, LED backlight and fingerprint - resistant oleophobic coating 4.7 in ( 120 mm ), 4.1 in ( 100 mm ) by 2.3 in ( 58 mm ), 16: 9 aspect ratio, aluminosilicate glass covered 16,777,216 - color ( 24 - bit ), IPS LCD screen, 1,334 × 750 px screen resolution at 326 ppi, 1400: 1 contrast ratio, 500 ​ ⁄ max brightness, LED backlight and fingerprint - resistant oleophobic coating 5.5 in ( 140 mm ), 4.8 in ( 120 mm ) by 2.7 in ( 69 mm ), 16: 9 aspect ratio, aluminosilicate glass covered 16,777,216 - color ( 24 - bit ), IPS LCD screen, 1,920 × 1,080 px ( Full HD ) screen resolution at 401 ppi, 1300: 1 contrast ratio, 500 ​ ⁄ max brightness, LED backlight and fingerprint - resistant oleophobic coating Storage 16, 32, and 64 GB 16, 32, 64, and 128 GB NAND Flash 16, 64, and 128 GB NAND Flash Processor 1.3 GHz dual - core Apple - designed ARMv8 - A 64 - bit Apple A7 ( 128 KB L1 + 1 MB L2 + 4 MB L3 ) with M7 motion coprocessor 1.4 GHz dual - core Apple - designed ARMv8 - A 64 - bit Apple A8 ( 128 KB L1 + 1 MB L2 + 4 MB L3 ) with M8 motion coprocessor Bus frequency and width 64 - bit Graphics PowerVR G6430 ( quad - core, 450 MHz ) GPU PowerVR GX6450 ( quad - core, 450 MHz ) GPU RAM 1 GB LPDDR3 DRAM Connector 8 - pin Lightning connector Connectivity Wi - Fi ( 802.11 a / b / g / n ) ( 802.11 n on 2.4 GHz and 5 GHz ) Wi - Fi ( 802.11 a / b / g / n / ac ) Broadcom BCM4334 Broadcom BCM4345 SIM card form - factor Nano - SIM Touch ID Yes Face ID No GLONASS Yes GPS Yes Digital compass Yes Barometer No Yes Bluetooth Bluetooth 4.0 Bluetooth 4.2 Broadcom BCM4334 Broadcom BCM4345 Cellular In addition to prior: LTE bands 7 / 8 / 18 / 19 / 20 / 26, TD - LTE bands 38 / 39 / 40 ( depending on model ) In addition to prior: LTE bands 28 / 29, TD - LTE band 41 ( depending on model ) Baseband / RF Transceiver Qualcomm MDM9615M / Qualcomm WTR1605L Qualcomm MDM9625M / Qualcomm WTR1625L Additional Features In addition to prior: Touch ID ( finger - print scanner in home button ) In addition to prior: NFC Cameras iSight 8 MP photos with 1.5 μ pixels, ƒ / 2.2 aperture, 1080p HD video ( 30 fps ) or 720p HD video slo - mo video at 120 fps, improved video stabilization, True Tone flash, infrared cut - off filter, back - illuminated sensor, face detection, auto focus, panorama, ability to take photos while shooting videos and Burst mode 8 MP photos with 1.5 μ pixels, ƒ / 2.2 aperture, optical image stabilization ( iPhone 6 Plus only ), five - element lens with sapphire crystal lens cover, 1080p HD video ( 30 fps or 60 fps ) with 3x zoom, 720p slo - mo video at 120 fps or 240 fps, time - lapse video, cinematic video stabilization, auto image stabilization, auto HDR for photos, True Tone flash, hybrid IR filter, backside illumination sensor, improved face detection, exposure control, auto focus with Focus Pixels, Continuous autofocus video, panorama ( up to 43 megapixels ), can take still photos while recording video, burst mode, tap to focus, photo and video geotagging, timer mode FaceTime 1.2 MP photos, 720p HD video ( 30 fps ), Back - illuminated sensor, ƒ / 2.4 aperture 1.2 MP photos ( 1280 by 960 ), ƒ / 2.2 aperture, 720p HD video recording, auto HDR for photos, backside illumination sensor, face detection, exposure control Audio codec Cirrus Logic 338S1201 HAC Rating M3, T4 Made for iPhone Hearing Aids Compatible Yes Live Listen Yes Materials Silver ( white front with `` Silver '' aluminum metal back ), Space Gray ( black front with anodized aluminum `` Space Gray '' metal back ) or Gold ( white front with anodized aluminum `` Gold '' metal back ) Color From release to September 9, 2015: From release to September 9, 2015 and since March 10, 2017: From release to September 9, 2015: Power 3.8 V 5.92 Wh ( 1,560 mAh ) 3.8 V 6.91 Wh ( 1,810 mAh ) 3.8 V 11.1 Wh ( 2,915 mAh ) Rated battery life ( hours ) audio: 40 video: 10 Talk over 2G: 14 Talk over 3G: 10 Browsing over 3G: 8 Browsing over LTE: 10 Browsing over Wi - Fi: 10 Standby: 250 audio: 50 video: 11 Talk over 2G: 24 Talk over 3G: 14 Browsing over 3G: 10 Browsing over LTE: 10 Browsing over Wi - Fi: 11 Standby: 250 audio: 80 video: 14 Talk over 2G: 42 Talk over 3G: 24 Browsing over 3G: 12 Browsing over LTE: 12 Browsing over Wi - Fi: 12 Standby: 384 Dimensions 123.8 mm ( 4.87 in ) H 58.6 mm ( 2.31 in ) W 7.6 mm ( 0.30 in ) D 138.1 mm ( 5.44 in ) H 67.0 mm ( 2.64 in ) W 6.9 mm ( 0.27 in ) D 158.1 mm ( 6.22 in ) H 77.8 mm ( 3.06 in ) W 7.1 mm ( 0.28 in ) D Weight 112 g ( 4.0 oz ) 129 g ( 4.6 oz ) 172 g ( 6.1 oz ) Greenhouse gas emissions 65 kg CO e 95 kg CO e 110 kg CO e Hardware strings iPhone6, 1 iPhone6, 2 iPhone7, 2 iPhone7, 1 Model number A1533 ( North America ) A1453 ( US and Japan ) A1457 ( Europe ) A1530 ( Asia and Oceania ) A1518 ( China ) A1528 ( China ) A1549 A1586 A1589 A1522 A1524 A1593 FCCID BCG - E2642A BCG - E2643A BCG - E2643B BCG - E2816A BCG - E2817A Announced September 10, 2013 September 9, 2014 Released September 20, 2013 16, 64, and 128 GB: September 19, 2014 32 GB: March 10, 2017 September 19, 2014 Discontinued 64 GB: September 9, 2014 16 and 32 GB: March 21, 2016 128 GB: September 9, 2015 16 and 64 GB: September 7, 2016 Unsupported Supported