HP EliteBook 645 G9 Notebook vs. Lenovo ThinkPad E15 Gen 2 (20TE)

Laptop Comparison, Reviews and Tests

In depth comparison and review of HP EliteBook 645 G9 Notebook and Lenovo ThinkPad E15 Gen 2 (20TE). 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.

HP EliteBook 645 G9 Notebook Review

Advantages and disadvantages of HP EliteBook 645 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust security features

powerful amd processor

lightweight and portable

high-resolution display

fast charging support

average battery life

limited storage capacity

no dedicated gpu

higher price point

Lenovo ThinkPad E15 Gen 2 (20TE) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 2 (20TE) 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

average display quality

modest graphics performance

no thunderbolt support

heavier design

Laptop Comparison and Tests

Difference between HP EliteBook 645 G9 Notebook and Lenovo ThinkPad E15 Gen 2 (20TE)
83 % - Design
84 % - Display
85 % - Performance
86 % - Connectivity
85 % - Battery
83 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 645 G9 Notebook vs. Lenovo ThinkPad E15 Gen 2 (20TE) Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 32.19 cm x 21.39 cm x 1.99 cm 36.5 cm x 24 cm x 1.89 cm
Weight 1.37 kg 1.7 kg
Case Material - Aluminium (top), polycarbonate ABS (bottom)
Colour - Black
DISPLAY HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Screen Size (Type) 14" 15.6" - TN
LCD Backlight Technology WLED backlight -
Screen Resolution - 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness - 220 cd/m²
Colour Gamut - 45% NTSC
Features - Anti-glare, 90° viewing angle
PROCESSOR HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
CPU No CPU Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz
Max Turbo Speed - 4.2 GHz
Number of Cores - Quad-Core
Cache - 8 MB
Features - Integrated memory controller
MEMORY HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
RAM 0 GB 8 GB (1 x 8 GB)
Max RAM Supported 64 GB 32 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 3200 MHz
Rated Speed - 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 2 0
STORAGE HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Main Storage Size (HDD/SSD) - 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung
AUDIO & VIDEO HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Graphics Processor (GPU) No graphics NVIDIA GeForce MX450 / Intel Iris Xe Graphics
Max Monitors Supported - 2 external monitor(s)
Video Memory - 2 GB GDDR5 SDRAM
Camera - Yes - 720p
Camera Features - Privacy shutter, fixed focus
Sound Stereo speakers Stereo speakers, dual array microphone
Codec Realtek ALC3247 Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features - Harman audio technology
COMMUNICATIONS HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Wireless - 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller - Intel Wi-Fi 6 AX 201 - M.2 Card
Network Interface - Gigabit Ethernet
Ethernet Controller - Realtek RTL8111H-CG
Features - Wake-on-LAN (WOL), dual stream (2x2)
BATTERY HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Technology 3-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) - 45 Wh
Battery Life - Up to 10.8 hours
AC ADAPTER HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Input AC 115/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 5 / 9 / 12 / 15 / 20 V 65 Watt
INPUT HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Type Keyboard, ClickPad Keyboard, TrackPoint, UltraNav
Keyboard Name HP Premium -
Numeric Keypad - Yes
Features Volume control, spill-resistant, ClickPad with gesture support Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Slots - 1 x M.2 (PCI Express 3.0 x4) (1 free)
Interfaces USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN
USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (powered)
USB 3.2 Gen 1 (Power Delivery)
USB 2.0
USB 3.2 Gen 1 (Always On)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
SOFTWARE HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Operating System (OS) No operating system Windows 10 Pro 64-bit Edition
MISCELLANEOUS HP EliteBook 645 G9 Notebook Lenovo ThinkPad E15 Gen 2 (20TE)
Included Accessories - USB-C power adapter
Integrated Options HP Tamper Lock -
Security Trusted Platform Module (TPM 2.0) Security Chip Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington nano security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately), chassis intrusion sensor Security lock slot (cable lock sold separately)
Features Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS
Compliant Standards CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
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