Coolpad Cool S1 vs Plum Optimax 8.0
Coolpad Cool S1
Plum Optimax 8.0
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPAHSDPA 850, 1900, 2100
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HSDPA speed-21.1 Mbps
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HSUPA speed-5.76 Mbps
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HSPA speedHSPA-
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2016-122016-3
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Status2017-12016-4
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Design
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SIMDual SIMDual SIM (Micro-SIM, dual stand-by)
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Height151.4 mm210.6 mm
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Width74.7 mm121.7 mm
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Thickness7.5 mm8.7 mm
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Weight168 g305 g
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ColorsGoldBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches8.0 inches
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Resolution1080 x 1920 pixels800 x 1280 pixels
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Pixel density401 ppi189 ppi
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Display colors1677721616777216
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MultitouchYesYes, max 5 fingers
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Hardware
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CPUQuad-core-
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CPUDual-core 2.35 GHz KryoQuad-core 1.3 GHz Cortex-A7 ARM
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CPU(second)dual-core 1.6 GHz Kryo
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ChipsetQualcomm MSM8996 Snapdragon 821Mediatek MT6580
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GPUAdreno 530Mali-400
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Memory RAM4, 6 GB1 GB
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Internal storage64, 128 GB8 GB
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Memory cardmicroSD
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Memory card max-32 GB
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OS
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OSAndroid OS, v6.0.1 (Marshmallow)Android OS, v5.1 (Lollipop)
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Main camera
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Main camera16 MP, f/2.05 MP
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Primary camera videovideo720p@30fps
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Primary camera Autofocusphase detection autofocus-
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Primary camera flashdual-LED (dual tone) flash-
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face detection, panorama
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Selfie camera
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Selfie camera8 MP2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYes-
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USBType-C reversible connector2.0
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Bluetoothv4.1v4.0
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Bluetooth A2DPYes-
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bluetooth LEYes-
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Email
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Messaging Push MailPush Mail-
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JavaNoNo
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SensorsFingerprint (rear-mounted), accelerometer, proximityAccelerometer, gyro, proximity
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4070 mAh3400 mAh
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Battery removableNon-removableNon-removable
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Talk time 2G-24 h
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Talk time 3G-14 h
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Standby time 2G-875 h
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Standby time 3G-775 h