ASUS ExpertBook P1 (P1511CEA) vs. Lenovo ThinkPad E15 Gen 4 (21E6)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS ExpertBook P1 (P1511CEA) and Lenovo ThinkPad E15 Gen 4 (21E6). 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.

ASUS ExpertBook P1 (P1511CEA) Review

Advantages and disadvantages of ASUS ExpertBook P1 (P1511CEA) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

solid build quality

decent battery life

adequate connectivity options

average display quality

modest performance

limited storage capacity

no backlit keyboard

Lenovo ThinkPad E15 Gen 4 (21E6) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 4 (21E6) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good security features

reasonable price

average display quality

moderate battery life

limited graphics capability

no thunderbolt support

Laptop Comparison and Tests

Difference between ASUS ExpertBook P1 (P1511CEA) and Lenovo ThinkPad E15 Gen 4 (21E6)
73 % - Design
66 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

ASUS ExpertBook P1 (P1511CEA) vs. Lenovo ThinkPad E15 Gen 4 (21E6) Comparison Chart
DESIGN AND DIMENSIONS ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.02 cm x 23.49 cm x 1.99 cm 36.5 cm x 24 cm x 1.89 cm
Weight 1.8 kg 1.7 kg
Case Material Plastic Aluminium (top), polycarbonate ABS (bottom)
Colour Slate grey Black
DISPLAY ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Screen Size (Type) 15.6" 15.6" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features ASUS Splendid Video Intelligence Technology, anti-glare, Tru2Life, 83% screen-to-body ratio Anti-glare, 170° viewing angle
PROCESSOR ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
CPU Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.2 GHz 4.4 GHz
Number of Cores Quad-Core 10-core
Cache 8 MB 12 MB
Features Intel Smart Cache Integrated memory controller
MEMORY ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported - 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 1 1
Empty Slots 1 1
STORAGE ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported - 2 external monitor(s)
Camera Yes - 720p Yes - 1080p
Camera Features - Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features ASUS SonicMaster, ASUS Bang & Olufsen ICEpower Harman-branded
COMMUNICATIONS ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.1 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Single stream (1x1) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Technology 2-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 37 Wh 57 Wh
Battery Life - Up to 15.6 hours
AC ADAPTER ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt, 19 V, 2.37 A 65 Watt
INPUT ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes Yes
Keyboard Backlight - Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Slots 1 x M.2 (PCI Express 3.0 x4) (0 free) -
Interfaces Headphone/microphone combo jack
HDMI
USB 3.2 Gen 1
USB-C 3.2 Gen 1
2 x USB 2.0
LAN (on supplied adapter)
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 ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Operating System (OS) Windows 11 Pro Windows 11 Pro - English
MISCELLANEOUS ASUS ExpertBook P1 (P1511CEA) Lenovo ThinkPad E15 Gen 4 (21E6)
Included Accessories Power adapter, USB Gigabit Ethernet adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features System password, MIL-STD-810H tested Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution)
Repairability Index 6.1 (out of 10) -
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Gold
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Model Number BQ0465X -
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