Lenovo ThinkPad E15 (20RD) vs. Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad E15 (20RD) and Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Lenovo ThinkPad E15 (20RD) Review

Advantages and disadvantages of Lenovo ThinkPad E15 (20RD) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good security features

decent battery life

affordable price point

mediocre display quality

average graphics performance

no thunderbolt support

heavier design

Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST) Review

Advantages and disadvantages of Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent battery life

solid build quality

quiet operation

modest performance

limited storage capacity

basic display quality

few connectivity options

Laptop Comparison and Tests

Difference between Lenovo ThinkPad E15 (20RD) and Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
86 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
75 % - Battery
69 % - Design
63 % - Display
45 % - Performance
65 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 (20RD) vs. Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.8 cm x 24.5 cm x 1.89 cm 32.71 cm x 23.5 cm x 2.09 cm
Weight 1.9 kg 1.4 kg
Case Material Aluminum, polycarbonate ABS Polycarbonate ABS
Colour Black Platinum grey | Flame orange | Ice blue
DISPLAY Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Screen Size (Type) 15.6" - IPS 14" - TN
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 220 cd/m²
Features Anti-glare, 170° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz AMD A4 9120e / 1.5 GHz
Max Turbo Speed 4.2 GHz 2.2 GHz
Number of Cores Quad-Core Dual-Core
Cache 6 MB L2 - 1 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
RAM 8 GB (1 x 8 GB) 4 GB (provided memory is soldered)
Max RAM Supported 16 GB -
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2666 MHz 1866 MHz
Rated Speed 2666 MHz 1866 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 64 GB eMMC - eMMC 5.1
AUDIO & VIDEO Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Graphics Processor (GPU) Intel UHD Graphics AMD Radeon R3
Camera Yes - 720p Yes
Resolution - 0.3 Megapixel
Camera Features ThinkShutter camera privacy Fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Conexant CX11880 -
Compliant Standards High Definition Audio, Dolby Advanced Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card M.2 Card
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek R8111GUS -
Features Dual stream (2x2) Single stream (1x1)
BATTERY Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Technology Lithium Ion Lithium Ion
Battery Capacity (Size) 45 Wh 35 Wh
Battery Life Up to 12.2 hours Up to 8 hours
AC ADAPTER Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 45 Watt
INPUT Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB 2.0
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
LAN
Headphone/microphone combo jack
2 x USB 3.1 Gen 1
HDMI
Headphone/microphone combo jack
Memory Card Reader - Yes (microSD)
SOFTWARE Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 10 Home in S mode - English
Software Included - Microsoft 365 Personal
MISCELLANEOUS Lenovo ThinkPad E15 (20RD) Lenovo IdeaPad Slim 1-14AST-05 (Lenovo IdeaPad Slim 1-14AST)
Included Accessories USB-C power adapter Power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Firmware Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards RoHS RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 0.367 W/kg (body), 0.367 W/kg (limb) -
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Silver -
Manufacturer Warranty Limited warranty - 3 years - on-site
Limited warranty - battery - 1 year
Limited warranty - 1 year - pick-up and return
Model Number - 05 81VS
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