Apple iPhone 3GS vs iPhone 4
Ob Apple iPhone 3GS thiab Apple iPhone 4 yog los ntawm tib Apple cov khoom lag luam. iPhone 4 yog qhov tseeb tsab. Qhov txawv ntawm Apple iPhone 3GS thiab iPhone 4 yuav txaus siab rau ntau yam li ntau tus neeg siv iPhone 3 thiab 3 GS tseem tos lawv lub sijhawm los hloov kho. Peb tuaj yeem hais tau yooj yim tias Apple tsim iPhone 4 los ntawm kos tsis yog tsuas yog kev hloov kho thiab ntxiv ntawm ob peb nta ntawm iPhone 3GS. Cia peb pib nrog qhov sib txawv ntawm iPhone 3GS thiab iPhone 4 hauv kev tsim sab nrauv.
Yog tias peb coj cov tsos iPhone 3GS zoo li zoo ib yam li lwm yam khoom qab zib bar ntse xov tooj, tab sis iPhone 4 yog ib qho khoom siv zoo nkauj nrog cov qauv tsim tshwj xeeb, uas ua rau cov neeg tuav khoom txaus siab. Lub iPhone 4 zaub muaj npe hu ua Retina zaub siv cov thev naus laus zis tshiab hu ua IPS lossis In-Plane Switching thev naus laus zis uas txhim kho lub kaum sab xis pom (178 degrees) los ntawm txhua qhov kev taw qhia thiab xim. IPS txhawb kev nplua nuj 8-ntsis xim. Tsis tas li qhov sib piv piv tau zoo dua qub (4 npaug ntawm cov qauv dhau los).
Ob lub iPhone 4 thiab iPhone 3GS cov lus qhia yog 3.5 ″ multi kov LCD cov ntxaij vab tshaus tab sis iPhone 4 zaub daws teeb meem yog plaub npaug ntawm iPhone 3GS, nws yog 960 × 640 piv rau 480 × 320. Lub pem hauv ntej thiab nram qab panels ntawm lub iPhone 4 yog hardened khawb resistant iav panels coated nrog ntiv tes-resistant oleophobic txheej. Dua ob qho tib si txawv thaum peb piv lub koob yees duab ib yam nkaus. Lub koob yees duab tsis tshua muaj nyob hauv iPhone 4 yog lub koob yees duab 5 megapixel nrog nws pib ua kom pom tseeb, LED flash thiab teeb pom kev zoo thaum lub koob yees duab hauv iPhone 3GS tsuas yog 3 megapixels autofocus lub koob yees duab. Qhov tsis muaj feature hauv iPhone 3GS yog lub koob yees duab pem hauv ntej rau kev hu xov tooj. Lub iPhone 4 txhawb lub ntsej muag lub sij hawm video hu ua tau los ntawm qhov sib ntxiv ntawm 0.3 megapixel pem hauv ntej lub koob yees duab. Lub 5.0 MP lub koob yees duab tsis tshua muaj nyob hauv iPhone 4 txhawb nqa HD video kaw thaum iPhone 3GS tuaj yeem kaw hauv VGA nkaus xwb.
iPhone 4 txhawb Wi-Fi cov qauv 802.11b, 802.11g thiab qhov tseeb 802.11n (2.4 KHz nkaus xwb) rau kev sib txuas sai dua thaum iPhone 3GS txhawb 802.11b / g. iPhone 4 cov yam ntxwv ntxiv muaj xws li peb-axis gyro, dual-mic suab nrov. Lwm qhov sib txawv ntawm iPhone 3GS thiab iPhone 4 suav nrog ob qho tseem ceeb, processor thiab roj teeb lub neej. iPhone 3GS processor ceev yog 684 MHz, whereas lub processor siv nyob rau hauv iPhone 4 yog Kua A4 processor nrog 1 KHz ceev. Roj teeb muaj peev xwm kuj zoo heev nyob rau hauv iPhone 4 piv rau iPhone 3GS. Lub sijhawm tham hauv iPhone 4 tau txhim kho los ntawm 2 teev thaum piv rau iPhone 3GS.
Kev sib piv ntawm Apple iPhone 4 thiab iPhone 3GS
| Spec | iPhone 3GS | |
| Display | 3.5 "Retina zaub, ntau lub vijtsam kov, oleophobic txheej | 3.5 "ntau kov, oleophobic txheej |
| Resolution | 960 × 640 pixels; 326 ppi | 480 x320 pixels; 163 ppi |
| Dimension | 4.5"x2.31"x0.37" | 4.5"x2.4"x0.48" |
| Tsim | khoom qab zib bar | khoom qab zib bar |
| Nyhav | 4.8 oz | 4.8 oz |
| YOperating System | iOS 4.2.1 | iOS 4.2.1 |
| Browser | Safari | Safari |
| Processor | 1GHz Apple A4 | 624 MHz |
| Storage Internal | 16 lossis 32 GB flash drive | 8GB flash drive |
| External | No | No |
| RAM | 512MB | 512 MB |
| koob yees duab |
Rare: 5MP nrog LED flash, 720p HD video kaw @ 30fps, geotagging Pem hauv ntej: 0.3 MP VGA [email tiv thaiv |
Rare: 3 MP, VGA video kaw @ 30fps, geotagging Pem hauv ntej: Tsis yog |
| GPS | A-GPS nrog Google Map | A-GPS nrog Google map |
| Wi-Fi | 802.11b/g/n, 2.4 GHz nkaus xwb | 802.11b/g |
| Bluetooth | 2.1 + EDR | 2.1+ EDR |
| Multitasking | Yes | Yes |
| roj teeb |
Built-in Li-ion Talktime: 7 teev (3G), 14 teev (2G) siv Internet: 6 teev (3G), 10 teev (Wi-Fi) |
Built-in Li-ion Talktime: 5 teev (3G), 12 teev (2G) siv Internet: 5 teev (3G), 9 teev (Wi-Fi) |
| Network txhawb nqa |
UMTS, HSUPA, HSDPA: tri-band CDMA: CDMA EV-DO Rev. A |
UMTS, HSDPA: tri-band GSM/EDGE: quad-band |
| Ntxiv nta | Peb-axis gyro, Accelerometer, Sib thooj sensor, lub teeb sensor | Accelerometer, Sib nrug sensor, lub teeb sensor |
