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Brief information about compared phones: Palm Centro , YU AcePalm Centro 2008 year of release. cpu 32-bit Intel XScale PXA270 312 MHz. screen 2.25". with resolution 320x320. Smartphone has 1 megapixel main camera . YU Ace 2018 year of release. cpu Quad-core 1.5 GHz Cortex-A53. screen 5.45". with resolution 720x1440. Smartphone has 5 megapixel front camera and 13 megapixel main camera . |
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| Display | Technology | TFT | IPS LCD | |
| Touchscreen | resistive touchscreen | capacitive touchscreen | ||
| Display colors | 65K | 16M | ||
| Screen size | 2.25" inch | 5.45" inch | ||
| Screen area | 16.3 cm2 | 76.7 cm2 | ||
| Screen format | 1:1 (height:width) | 18:9 (height:width) | ||
| Screen to body ratio | 28.5% | 73.5% | ||
| Screen resolution | 320 x 320 px | 720 x 1440 px | ||
| PPI /points per inch/ | 201 PPI | 295 PPI | ||
| Camera and Video | Rear camera, main | 1.3 MP, Single | 13 MP, Single | |
| Camera specs | 1.3 MP | 13 MP, AF | ||
| Functions | LED flash | |||
| Video | Yes | 720p@30fps | ||
| Front camera, selfie | 0 MP, | 5 MP, Single | ||
| Specifications | 5 MP | |||
| Performance | Operating system OS | Palm OS 5.4.9 | Android 8.0 (Oreo) | |
| Chipset | Mediatek MT6739WW (28 nm) | |||
| Processor CPU | 32-bit Intel XScale PXA270 312 MHz | Quad-core 1.5 GHz Cortex-A53 | ||
| Graphics processor GPU | PowerVR GE8100 | |||
| External memory | microSD, up to 4 GB (dedicated slot) | microSD, up to 128 GB (dedicated slot) | ||
| Internal memory | 64 MB | 32 GB, 3 RAM 16 GB, 2 GB RAM | ||
| Antutu 7 score | 31252 | |||
| General specs | Release date | 2008, February | 2018, August | |
| Dimensions (HxWxD) | 107.2 Х 53.5 Х 18.6 mm | 148 Х 70.5 Х 9.6 mm | ||
| Weight | 124 g | 0 g | ||
| Colors | Obsidian, Glacier, Midnight, Cobalt, Onyx, Electric Blue, Rose, Olive | Charcoal Grey, Elektric Blue, Rose Gold | ||
| Battery | 1150 mAh, Removable Li-Ion | 4000 mAh, Removable Li-Po | ||
| Approximate price | 70 EUR | 6000 INR | ||
| Battery life | Stand by time- Up to 300 h Talking time- Up to 4 h | |||
| Communication and Connectivity | SIM card | Mini-SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | Show all network frequencies: | Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100), 3(1800), 5(850), 40(2300), 41(2500) | ||
| Speed | HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps | |||
| GPRS | Class 10 | Yes | ||
| Edge | Class 10 | Yes | ||
| Wi-Fi | No | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | ||
| GPS | No | Yes, with A-GPS | ||
| NFC | ||||
| USB | Proprietary | microUSB 2.0, USB On-The-Go | ||
| Bluetooth | 1.2, A2DP | 4.1, A2DP | ||
| Harmful irradiation | SAR - 0.27 W/kg (head) 0.22 W/kg (body) | |||
| Music and Audio | Radio | No | FM radio | |
| Headphone jack | No | Yes | ||
| Others | 5-way navigation button | |||
| Other features | Dop | , Infrared port - Document editor (Word, Excel, PowerPoint, PDF) -MP3 player -Organizer -Voice memo | Sensors Fingerprint (rear-mounted), accelerometer, proximity - Fast battery charging 10W - For India | |
