Apple Ipad Mini 4 Vs Ipad Mini 3 Head

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TechnologyGSM / CDMA / HSPA / EVDO / LTEGSM / CDMA / HSPA / EVDO / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1900 CDMA 800 / 1900
3G bandsHSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
CDMA2000 1xEV-DO CDMA2000 1xEV-DO
4G bands1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26 - A16001, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26, 28, 29, 38, 39, 40, 41 - A1490
1, 2, 3, 5, 7, 8, 18, 19, 20, 38, 39, 40 - A1601
SpeedHSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps, EV-DO Rev.A 3.1 MbpsHSPA 42.2/5.76 Mbps, LTE-A Cat4 150/50 Mbps, EV-DO Rev.A 3.1 Mbps
Launch
Announced2014, October. Released 2014, October2015, September. Released 2015, September
StatusDiscontinuedDiscontinued
Body
Dimensions200 x 134.7 x 7.5 milimet (7.87 x 5.30 x 0.30 in)203.2 x 134.8 x 6.1 milimet (8.0 x 5.31 x 0.24 in)
Weight331 g (Wi-Fi) / 341 g (3G/LTE) (11.68 oz)299 g (Wi-Fi) / 304 g (3G/LTE) (10.55 oz)
Build Glass front, aluminum back, aluminum frame
SIMNano-SIM, eSIMNano-SIM, eSIM
Display
TypeIPS LCDIPS LCD
Size7.9 inches, 193.3 cm2 (~71.7% screen-to-body ratio)7.9 inches, 193.3 cm2 (~70.6% screen-to-body ratio)
Resolution1536 x 2048 pixels, 4:3 ratio (~324 ppi density)1536 x 2048 pixels, 4:3 ratio (~324 ppi density)
Protection Oleophobic coatingScratch-resistant glass, oleophobic coating
Platform
OSiOS 8.1, upgradable to lớn iPadOS 12.5.5iOS 9, upgradable khổng lồ iPadOS 15.3
ChipsetApple A7 (28 nm)Apple A8 (20 nm)
CPUDual-core 1.3 GHz Cyclone (ARM v8-based)Dual-core 1.5 GHz Typhoon
GPUPowerVR G6430 (quad-core graphics)PowerVR GX6450 (quad-core graphics)
Memory
Card slotNoNo
Internal16GB 1GB RAM, 64GB 1GB RAM, 128GB 1GB RAM16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
Main Camera
Modules5 MP, f/2.4, 32mm (standard), AF8 MP, f/2.4, 32mm (standard), 1.12µm, AF
FeaturesHDRHDR
Video1080p

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Selfie Camera
Modules1.2 MP1.2 MP, f/2.2, 31mm (standard)
Featuresface detection, FaceTime over Wi-Fi or CellularHDR
Video720p

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Sound
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
3.5mm jack YesYes
Comms
WLANWi-Fi 802.11 a/b/g/n, dual-bandWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Bluetooth4.0, A2DP, EDR4.0, A2DP, EDR
GPSYes, with A-GPS, GLONASSYes, with A-GPS, GLONASS (3G/LTE model only)
NFC NoNo
Infrared portNoNo
RadioNoNo
USBLightning, USB 2.0Lightning, USB 2.0
Features
SensorsFingerprint (front-mounted), accelerometer, gyro, compassFingerprint (front-mounted), accelerometer, gyro, compass, barometer
Siri natural language commands và dictationSiri natural language commands và dictation
Battery
TypeLi-Po 6470 mAh, non-removable (24.3 Wh)Li-Ion 5124 mAh, non-removable (19.1 Wh)
Stand-by
Talk timeUp lớn 10 h (multimedia)Up khổng lồ 10 h (multimedia)
Misc
ColorsSpace Gray/Black, Silver/White, GoldSpace Gray, Silver, Gold
SAR1.18 W/kg (body)
SAR EU0.42 W/kg (body)
ModelsA1599, A1600, iPad4,7, iPad4,8, iPad4,9A1538, A1550, iPad5,1, iPad5,2
PriceAbout 400 EURAbout 360 EUR
Tests
PerformanceBasemark X: 14781
DisplayContrast ratio: 812 (nominal)
LoudspeakerVoice 65dB / Noise 63dB / Ring 70dB
Audio qualityNoise -93.7dB / Crosstalk -85.2dB

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