Side by side comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo IdeaPad 3 15ADA6 (82KR). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
adequate connectivity options
solid build quality
simple user interface
mediocre battery life
average display quality
limited graphics performance
slower HDD storage
Advantages and disadvantages of Lenovo IdeaPad 3 15ADA6 (82KR) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
adequate performance
solid build quality
decent battery life
average display quality
limited storage capacity
no backlit keyboard
mediocre graphics performance
DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 35.92 cm x 23.65 cm x 1.99 cm |
Weight | 1.85 kg | 1.65 kg |
Case Material | Polycarbonate ABS | Polycarbonate ABS |
Colour | Granite black IMR | Arctic grey |
DISPLAY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Screen Size (Type) | 15.6" - TN | 15.6" - TN |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 220 cd/m² | 250 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | Anti-glare | Anti-glare |
PROCESSOR | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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CPU | AMD A9 9425 / 3.1 GHz | AMD Ryzen 3 3250U / 2.6 GHz |
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Max Turbo Speed | 3.7 GHz | 3.5 GHz |
Number of Cores | Dual-Core | Dual-Core |
Cache | 1 MB | L3 - 4 MB |
64-bit Computing | Yes | - |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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RAM | 4 GB (1 x 4 GB) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
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Max RAM Supported | 8 GB | 12 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2133 MHz | 2400 MHz |
Rated Speed | 2133 MHz | 2400 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 1 |
Empty Slots | 0 | 0 |
STORAGE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Main Storage Size (HDD/SSD) | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Graphics Processor (GPU) | AMD Radeon R5 | AMD Radeon Graphics |
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Memory Allocation Technology | - | Shared Video Memory (UMA) |
Max Monitors Supported | - | 1 external monitor(s) |
Camera | Yes | Yes - 720p |
Resolution | 0.3 Megapixel | - |
Camera Features | - | Privacy shutter, fixed focus |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
COMMUNICATIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | M.2 Card | M.2 Card |
Features | Single stream (1x1) | Dual stream (2x2) |
BATTERY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Technology | Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 30 Wh | 45 Wh |
Battery Life | Up to 4 hours | Up to 10 hours |
AC ADAPTER | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 45 Watt | 65 Watt |
INPUT | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB 3.2 Gen 1 USB-C 3.2 Gen 1 USB 2.0 HDMI Headphone/microphone combo jack |
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Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
SOFTWARE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Home 64-bit Edition - English |
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Software Included | Microsoft Office (Trial) | Microsoft Office (Trial) |
MISCELLANEOUS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad 3 15ADA6 (82KR) |
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Included Accessories | Power adapter | Power adapter, wall mount power adapter |
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Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
Features | Administrator password, hard drive password, power-on password | Administrator password, hard drive password, power-on password, RapidCharge |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, Energy-Related Products (ErP) Lot 3 |
ENERGY STAR Certified | Yes | - |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
Model Number | 15AST 81N3 | - |