HP EliteBook 840 G3 vs. Lenovo ThinkBook 14 G4 IAP (21DH)

Laptop Comparison, Reviews and Tests
HP EliteBook 840 G3
HP EliteBook 840 G3

Our Rating: 72 %

Side by side comparison and review of HP EliteBook 840 G3 and Lenovo ThinkBook 14 G4 IAP (21DH). 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.

HP EliteBook 840 G3 Review

Advantages and disadvantages of HP EliteBook 840 G3 based on its technical characteristics, features, user experience, expert reviews and price level.

durable build quality

efficient performance

portable design

strong security features

adequate connectivity options

average battery life

modest display quality

limited graphics power

noisy under load

Lenovo ThinkBook 14 G4 IAP (21DH) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4 IAP (21DH) based on its technical characteristics, features, user experience, expert reviews and price level.

efficient multitasking capabilities

solid build quality

affordable price point

adequate connectivity options

compact and portable

average display quality

modest battery life

limited graphics performance

no thunderbolt support

Laptop Comparison and Tests

Difference between HP EliteBook 840 G3 and Lenovo ThinkBook 14 G4 IAP (21DH)
85 % - Design
72 % - Display
65 % - Performance
75 % - Connectivity
74 % - Battery
81 % - Design
75 % - Display
72 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 840 G3 vs. Lenovo ThinkBook 14 G4 IAP (21DH) Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Product Type Notebook Notebook
Dimensions (WxDxH) 33.8 cm x 23.7 cm x 1.89 cm 32.3 cm x 21.8 cm x 1.79 cm
Weight 1.48 kg 1.4 kg
Case Material Aluminum, magnesium alloy Aluminium (top), aluminium (bottom)
Colour - Dual tone mineral grey
DISPLAY HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Screen Size (Type) 14" 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 157 -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut - 45% NTSC
Features Slim Design, Full HD ultra wide-viewing angle (UWVA) eDP anti-glare Anti-glare, 170° viewing angle
PROCESSOR HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
CPU Intel Core i5 (6th Gen) 6200U / 2.3 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 2.8 GHz 4.4 GHz
Number of Cores Dual-Core 10-core
Cache 3 MB 12 MB
64-bit Computing Yes -
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
RAM 8 GB 8 GB (provided memory is soldered)
Max RAM Supported 32 GB 40 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 - 1
STORAGE HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Main Storage Size (HDD/SSD) 128 GB SSD 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Graphics Processor (GPU) Intel HD Graphics 520 Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Camera Yes - 720p Yes - 1080p
Camera Features - Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec CX7501 Realtek ALC3287
Compliant Standards HP Clear Sound Amp High Definition Audio, Dolby Audio
Audio Features Bang & Olufsen Audio -
COMMUNICATIONS HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Wireless - 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Wake-on-LAN (WOL), dual stream (2x2)
BATTERY HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Technology Lithium Ion Lithium polymer
Battery Capacity (Size) - 45 Wh
Battery Life - Up to 8 hours
Battery Run Time - Local video (1080p) playback time (150 nits): up to 8 hours
AC ADAPTER HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output - 65 Watt
INPUT HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Type Keyboard, touchpad, pointing stick Keyboard, touchpad
Keyboard Backlight - Yes
Features Volume control, spill-resistant, touchpad with gesture support Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad
CONNECTIONS & EXPANSIONS HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces USB-C
USB 3.0
DisplayPort
VGA
LAN
Dock
Headphone/microphone combo jack
USB 3.0 (charging)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB-C (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Operating System (OS) Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS HP EliteBook 840 G3 Lenovo ThinkBook 14 G4 IAP (21DH)
Dockable Yes -
Included Accessories Power adapter USB-C slim wall mount power adapter
Security Trusted Platform Module (TPM 1.2) Security Chip Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features HP 3D DriveGuard, HP SpareKey, HP BIOS Protection, HP SureStart, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Power On Authentication, Pre-Boot Security, Pre-boot Authentication Administrator password, hard drive password, power-on password, Rapid Charge Pro
Compliant Standards ISO 9001, ISO 14001, ISO 27001 RoHS, Energy-Related Products (ErP) Lot 6, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Limited warranty - 1 year - pick-up and return
Other Comparisons with HP EliteBook 840 G3
Other Comparisons with Lenovo ThinkBook 14 G4 IAP (21DH)
Other Popular Laptop Comparisons
Other projects: