Lenovo ThinkPad E15 Gen 4 (21ED) vs. HP 255 G10 Notebook

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and HP 255 G10 Notebook. 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.

Lenovo ThinkPad E15 Gen 4 (21ED) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good security features

affordable price

average display quality

limited graphics power

moderate battery life

noisy under load

HP 255 G10 Notebook Review

Advantages and disadvantages of HP 255 G10 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

decent battery life

lightweight design

solid build quality

adequate connectivity options

mediocre display quality

limited performance capacity

basic graphics capabilities

no backlit keyboard

Laptop Comparison and Tests

Difference between Lenovo ThinkPad E15 Gen 4 (21ED) and HP 255 G10 Notebook
85 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
75 % - Battery
73 % - Design
63 % - Display
65 % - Performance
71 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 Gen 4 (21ED) vs. HP 255 G10 Notebook Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 36.5 cm x 24 cm x 1.89 cm 36 cm x 23.6 cm x 1.86 cm
Weight 1.78 kg 1.52 kg
Case Material Aluminium (top), polycarbonate ABS (bottom) -
Colour Black -
DISPLAY Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Screen Size (Type) 15.6" - IPS 15.6"
LCD Backlight Technology LED backlight WLED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 -
Image Brightness 300 cd/m² 250 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, 170° viewing angle Full HD standard-viewing angle (SVA) eDP anti-glare, narrow-bezel design
PROCESSOR Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
CPU AMD Ryzen 5 5625U / 2.3 GHz AMD Ryzen 5 7530U / 2 GHz
Max Turbo Speed 4.3 GHz 4.5 GHz
Number of Cores 6-core 6-core
Cache L3 - 16 MB L3 - 16 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
RAM 8 GB (provided memory is soldered) 8 GB (1 x 8 GB (non customer accessible / upgradeable))
Max RAM Supported 40 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 3200 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 2
Empty Slots 1 1
STORAGE Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Graphics Processor (GPU) AMD Radeon Graphics AMD Radeon Graphics
Max Monitors Supported 2 external monitor(s) -
Camera Yes - 1080p Yes - HD
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus Privacy shutter, Temporal Noise Reduction
Video Resolutions - 720p
Sound Stereo speakers, dual array microphone Dual stereo speakers, dual array microphone
Codec Realtek ALC3287 Realtek ALC3247
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features Harman-branded -
COMMUNICATIONS Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.3 wireless card
Wireless Controller M.2 Card Realtek RTL8852BE - PCI Express Mini Card (M.2)
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek RTL8111H-CG -
Bluetooth Class - Class 2
Compliant Standards - Wi-Fi CERTIFIED
Features Wake-on-LAN (WOL), dual stream (2x2) Miracast, dual stream (2x2)
BATTERY Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Technology Lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 57 Wh 41.04 Wh
Battery Life Up to 16.5 hours -
AC ADAPTER Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Input AC 100-240 V (50/60 Hz) AC 115/230 V (50/60 Hz)
Output 65 Watt 45 Watt, 19.5 V, 8 A
INPUT Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Multi-touch touchpad, gesture function, PTP certified touchpad, spill-resistant
CONNECTIONS & EXPANSIONS Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Slots 2 x M.2 Card (1 free) -
Interfaces USB 2.0
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
2 x USB 3.2 Gen 1
USB-C 3.2 Gen 1 (data only)
HDMI 1.4b
Headphone/microphone combo jack
SOFTWARE Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Operating System (OS) Windows 11 Pro - English Windows 11 Pro - English
Software Included - HP SSRM, sMedio True DVD, WPS Office, HP QuickDrop, ExpressVPN, HP Smart Health (free download), McAfee Security (30 days trial)
MISCELLANEOUS Lenovo ThinkPad E15 Gen 4 (21ED) HP 255 G10 Notebook
Included Accessories USB-C power adapter HP 45W Smart AC Adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader -
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password HP Fast Charge
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) CSA, UL, VCCI, BSMI, GS, CCC, FCC, RoHS, KCC, CISPR, ICES, KC, SRRC, NCC, low halogen, TEC, KES, Low Blue Light certified (LBL)
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 0 °C
Humidity Range Operating 8 - 95% 10 - 90% (non-condensing)
Manufacturer Warranty Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Limited warranty - parts and labour - 1 year
Limited warranty - battery - 1 year
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