Lenovo IdeaPad 720S-14IKBR (81BD) vs. Lenovo ThinkPad E14 Gen 5 (21JK)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo IdeaPad 720S-14IKBR (81BD) and Lenovo ThinkPad E14 Gen 5 (21JK). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Lenovo IdeaPad 720S-14IKBR (81BD) Review

Advantages and disadvantages of Lenovo IdeaPad 720S-14IKBR (81BD) based on its technical characteristics, features, user experience, expert reviews and price level.

slim, lightweight design

sharp full HD display

solid overall performance

fast SSD storage

decent battery life

limited port selection

no dedicated GPU

average sound quality

pricier than competitors

Lenovo ThinkPad E14 Gen 5 (21JK) Review

Advantages and disadvantages of Lenovo ThinkPad E14 Gen 5 (21JK) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good battery life

affordable price

average display quality

limited graphics power

no thunderbolt support

modest storage options

Laptop Comparison and Tests

Difference between Lenovo IdeaPad 720S-14IKBR (81BD) and Lenovo ThinkPad E14 Gen 5 (21JK)
82 % - Design
72 % - Display
75 % - Performance
75 % - Connectivity
72 % - Battery
82 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad 720S-14IKBR (81BD) vs. Lenovo ThinkPad E14 Gen 5 (21JK) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.07 cm x 22.28 cm x 1.59 cm 31.3 cm x 21.93 cm x 1.799 cm
Weight 1.55 kg 1.53 kg
Case Material Aluminium (top), aluminium (bottom) Aluminium (top), aluminium (bottom)
Colour Silver Graphite black
DISPLAY Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Screen Size (Type) 14" - IPS 14" - IPS
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare Anti-glare
PROCESSOR Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
CPU Intel Core i5 (8th Gen) 8250U / 1.6 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 3.4 GHz 4.6 GHz
Number of Cores Quad-Core 10-core
Cache 6 MB 12 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
RAM 8 GB (1 x 8 GB) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 3200 MHz
Rated Speed 2400 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2280 PCIe 3.0 x4 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce MX150 / Intel UHD Graphics 620 Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 2 GB GDDR5 SDRAM -
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p Yes - 1080p
Resolution 1 Megapixel -
Camera Features Fixed focus Privacy shutter, Windows Hello, fixed focus, hybrid IR camera
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec - Synaptic CX11880
Compliant Standards High Definition Audio, Dolby Audio Premium High Definition Audio, Dolby Atmos
Audio Features Output: JBL Input: Dolby Voice
COMMUNICATIONS Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller M.2 Card M.2 Card
Network Interface - Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Single stream (1x1) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Technology 4-cell lithium polymer Lithium polymer
Battery Capacity (Size) 55 Wh 57 Wh
Battery Life Up to 14 hours -
AC ADAPTER Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Multi-touch touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Slots - 1 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces USB 3.0 (Always On)
USB 3.0
USB-C 3.1 Gen 1/Thunderbolt 3/DisplayPort 1.2a (Power Delivery)
HDMI
Headphone/microphone combo jack
USB 2.0
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
Headphone/microphone combo jack
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 11 Pro - English
Software Included Lenovo Settings, McAfee LiveSafe (30 days trial), Lenovo ID, Lenovo App Explorer Intel Connectivity Performance Suite
MISCELLANEOUS Lenovo IdeaPad 720S-14IKBR (81BD) Lenovo ThinkPad E14 Gen 5 (21JK)
Included Accessories Power adapter USB-C power adapter
Security Fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features Administrator password, power-on password Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards RoHS RoHS, Energy-Related Products (ErP) Lot 6, FSC, TCG Certified, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Software Solution), TCO Certified 9.0
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
Other Comparisons with Lenovo IdeaPad 720S-14IKBR (81BD)
Other Comparisons with Lenovo ThinkPad E14 Gen 5 (21JK)
Other Popular Laptop Comparisons
Other projects: