Dell Inspiron 13 5390 vs. Surface Book 3 15”: Which is better?

Here is a side by side comparison between Dell Inspiron 13 5390 and Surface Book 3 15” specs including CPU, RAM, storage, battery, display, and more.

Dell Inspiron 13 5390 Pros

Reasons that Dell Inspiron 13 5390 is better than Surface Book 3 15”.

About 49% lighter

Dell Inspiron 13 5390 weighed 2.16 pounds, 49% lighter than the 4.20 pounds Surface Book 3 15”.

WeightDell Inspiron 13 5390Surface Book 3 15”
Pound
2.16 lbs.
4.20 lbs.
Kilogram
0.98 kg
1.91 kg

Surface Book 3 15” Pros

Reasons that Surface Book 3 15” is better than Dell Inspiron 13 5390.

Newer manufacturing

2020 vs. 2019

Much faster CPU performance

Intel Core i7-1065G7 inside Surface Book 3 15” has a 59% better multi-core CPU performance score than the Intel Core i7-8565U inside Dell Inspiron 13 5390.

Geekbench 5 multi-core score
Surface Book 3 15” - Intel Core i7-1065G7
3,722
Dell Inspiron 13 5390 - Intel Core i7-8565U
2,327
Dell Inspiron 13 5390 - Intel Core i5-8265U
2,132
Dell Inspiron 13 5390 - Intel Core i3-8145U
1,553
Supports larger memory

Surface Book 3 15” supports a larger memory capacity than the Dell Inspiron 13 5390. It supports up to 32GB versus 8GB of system memory on the Dell Inspiron 13 5390.

Max system memory size
Surface Book 3 15”
32 GB
Dell Inspiron 13 5390
8 GB
Supports faster memory

Surface Book 3 15” supports a faster memory speed than the Dell Inspiron 13 5390. It supports up to 3733MHz versus 2133MHz of system memory on the Dell Inspiron 13 5390.

Memory type and speed
Surface Book 3 15” - LPDDR4X
3,733 MHz
Dell Inspiron 13 5390 - LPDDR3
2,133 MHz
12% larger display

Surface Book 3 15” has a 15-inch screen size 12% larger than the 13.3-inch Dell Inspiron 13 5390.

Display size
Surface Book 3 15”
15-inch
Dell Inspiron 13 5390
13.3-inch

Prices

Here are the latest price updates and offers for both devices.

Dell Inspiron 13 5390 Price
Dell Inspiron 45W Laptop Charger Adapter Power Cord for Inspiron 13 5368 5378 7352 7353 7359 7368 7378; Inspiron 14 3451 3452 3458 3459 5451 5452 5455 5458 5459 5468 7437 7460; XPS 11 12 13
Dell Inspiron 45W Laptop Charger Adapter Power Cord for Inspiron 13 5368 5378 7352 7353 7359 7368 7378; Inspiron 14 3451 3452 3458 3459 5451 5452 5455 5458 5459 5468 7437 7460; XPS 11 12 13
By Dell
$22.89
Dell Inspiron 15 3530 Business Laptop 15.6" FHD Anti-Glare Touchscreen Intel 10-Core i5-1335U Processor (>i7-1255u) 16GB RAM 512GB SSD FHD Webcam ExpressCharge Long Battery Life Win11
Dell Inspiron 15 3530 Business Laptop 15.6" FHD Anti-Glare Touchscreen Intel 10-Core i5-1335U Processor (>i7-1255u) 16GB RAM 512GB SSD FHD Webcam ExpressCharge Long Battery Life Win11
By Dell
$497.49
Dell Inspiron 13 5310, 13.3 inch QHD (Quad High Definition) Laptop - Thin and Light Intel Core i7-11370H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce MX450, Services - Windows 10 Home
Dell Inspiron 13 5310, 13.3 inch QHD (Quad High Definition) Laptop - Thin and Light Intel Core i7-11370H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce MX450, Services - Windows 10 Home
By Dell
$799.00
$1,099.99 27% OFF
Surface Book 3 15” Price
NEW Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 16GB Memory - 256GB SSD (Latest Model) - Platinum
NEW Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 16GB Memory - 256GB SSD (Latest Model) - Platinum
By Microsoft
$1,099.00
Microsoft Surface Book 3 (SNK-00001) | 15in (3240 x 2160) Touch-Screen | Intel Core i7 Processor | 32GB RAM | 2TB SSD Storage | Windows 10 Pro | GeForce GTX 1660 GPU
Microsoft Surface Book 3 (SNK-00001) | 15in (3240 x 2160) Touch-Screen | Intel Core i7 Processor | 32GB RAM | 2TB SSD Storage | Windows 10 Pro | GeForce GTX 1660 GPU
By Microsoft
$2,999.99
Microsoft Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-32GB Memory - 512GB SSD (Latest Model) - Platinum (Renewed)
Microsoft Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-32GB Memory - 512GB SSD (Latest Model) - Platinum (Renewed)
By Microsoft
$2,464.99

Availability

Dell Inspiron 13 5390Surface Book 3 15”
Released20192020
Release Date
  • Announced at Computex 2019
  • Introduced: May 6, 2020
  • Pre-ordered: May 6, 2020
  • Released: May 12, 2020
Pricing
  • Starting at $579.99 (non-WWAN)
  • Starting at $729.99 (WWAN)
For Consumer
  • $2,299 - i7 | 16GB | 256GB | GTX 1660 Ti
  • $2,799 - i7 | 32GB | 512GB | GTX 1660 Ti
  • $2,999 - i7 | 32GB | 1TB | GTX 1660 Ti
  • $3,399 - i7 | 32GB | 2TB | GTX 1660 Ti
For Commercial
  • $2,399 - i7 | 16GB | 256GB | GTX 1660 Ti
  • $2,899 - i7 | 32GB | 512GB | GTX 1660 Ti
  • $3,099 - i7 | 32GB | 1TB | GTX 1660 Ti
  • $3,499 - i7 | 32GB | 2TB | GTX 1660 Ti
  • $3,499 - i7 | 32GB | 512GB | RTX 3000
  • $3,699 - i7 | 32GB | 1TB | RTX 3000
Generations-

Exterior

Dell Inspiron 13 5390Surface Book 3 15”
Dimensions
  • Non-WWAN Models
    • Front: 12.11 x 8.05 x 0.59 in (307.60 x 204.50 x 14.90 mm)
    • Back: 12.11 x 8.05 x 0.65 in (307.60 x 204.50 x 16.50 mm)
  • WWAN Models
    • Front: 12.11 x 8.05 x 0.66 in (307.60 x 204.50 x 16.80 mm)
    • Back: 12.11 x 8.05 x 0.73 in (307.60 x 204.50 x 18.50 mm)
13.5” x 9.87” x 0.568-0.90” (343 mm x 251 mm x 15 mm-23 mm)
Weight
  • Non-WWAN Models
    • 2.16 lb (1.18 kg)
  • WWAN Models
    • 2.65 lb (1.20 kg)
  • Total: 4.20 lbs (1,905 g)
  • Tablet: 1.80 lbs (817 g)
Colors
  • Platinum Silver with dark gray bezel and keyboard (available on configurations without a backlit keyboard)
  • Platinum Silver with light gray bezel and silver keyboard (available on configurations with a backlit keyboard)
  • Ice Lilac
Platinum
Keyboard and Trackpad
  • Full-size, spill-resistant keyboard
  • Optional backlit full-size, spill-resistant keyboard
  • Multi-touch gesture-enabled precision touchpad with integrated scrolling
  • Keyboard:
    • Full-size mechanical backlit keyset with 1.55mm travel.
    • Mechanical friction attaches the Clipboard to the keyboard.
  • Trackpad:
    • Larger size 105 mm x 70 mm, glass.
    • Supports up to Five-finger multitouch gesture.

Display

Dell Inspiron 13 5390Surface Book 3 15”
Size13.3 Inches15 Inches
Info13.3-inch FHD (1920 x 1080) TrueLife LED Backlight Non-touch Narrow Border Wide Viewing Angle Display 
  • Display Resolution: 3240 x 2160 (7M Pixels)
  • Display Density: 260 PPI
  • PixelSense™ Display
  • Aspect ratio: 3:2
  • Contrast ratio: 1600:1
  • Inking: designed together with Surface Pen
  • Touch: 10 points multi-touch

Ports

Dell Inspiron 13 5390Surface Book 3 15”
Dell Inspiron 13 5390 Ports
Image Source: Dell
  • 1 x HDMI 1.4b
  • 1 x USB 3.1 Gen 1 Type-C™ (DP/PowerDelivery)
  • 1 x USB 3.1 Gen 1
  • 1 x Micro SD card reader
  • 1 x Headphone & Microphone Audio Jack
  • 1 x AC Power
Surface Book 3 15” Ports
Image Source: Microsoft
Left (3)
  • 2 x USB-A
    USB 3.1 Gen 2 (10 Gbps)
  • 1 x full-size SD card slot
    UHS-II performance
Right (3)
  • 1 x power port
    Charging, Docking
  • 1 x USB-C
    USB 3.1 Gen 2 (10 Gbps), DisplayPort, Power Delivery
  • 1 x headphone jack
    Headphone/Microphone, On the tablet
Bottom (1)
  • 1 x power port
    Charging, Docking, On the tablet

Internal Specs

Dell Inspiron 13 5390Surface Book 3 15”
Processor
  1. 8th Gen Intel® Core™ i3-8145U
    2 cores, 4 threads, 2.10 → 3.90 GHz, 4MB SmartCache, 15W
  2. 8th Gen Intel® Core™ i5-8265U
    4 cores, 8 threads, 1.60 → 3.90 GHz, 6MB SmartCache, 15W
  3. 8th Gen Intel® Core™ i7-8565U
    4 cores, 8 threads, 1.80 → 4.60 GHz, 8MB SmartCache, 15W
  1. 10th Gen Intel® Core™ i7-1065G7
    4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W
Integrated Graphics
  1. 8th Gen Intel® Core™ i3-8145U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1000 MHz
  2. 8th Gen Intel® Core™ i5-8265U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1100 MHz
  3. 8th Gen Intel® Core™ i7-8565U
    Intel® UHD Graphics 620
    24 Execution Units, 300 → 1150 MHz
  1. 10th Gen Intel® Core™ i7-1065G7
    Intel® Iris® Plus Graphics
    64 Execution Units, 300 → 1100 MHz
Memory
4 GB 8 GB
2133 MHz dual-channel onboard LPDDR3 RAM.
16GB 32GB
3733 MHz LPDDR4x
Discrete GraphicsNVIDIA® GeForce® MX250 (Optional)
Pascal Architecture, 2GB GDDR5 64-bit, 1518 → 1582 MHz, 384 CUDA Cores.
  • NVIDIA® GeForce® GTX 1660 Ti with Max-Q
    Turning Architecture, 6GB GDDR6, 192-bit, 1245 → 1425 MHz, 1536 CUDA Cores.
  • NVIDIA® Quadro® RTX™ 3000 with Max-Q
    Turning Architecture, 6GB GDDR6,  192-bit, 765 → 1305 MHz, 1920 CUDA Cores, 240 Tensor Cores, 30 RT Cores, Real-time ray tracing, AI hardware acceleration, ODE, QNF,
Storage
128 GB 256 GB 512 GB
M.2 PCIe NVMe Solid State Drive.
256 GB 512 GB 1 TB 2TB
PCIe SSD

Connectivity

Dell Inspiron 13 5390Surface Book 3 15”
Wi-Fi
  • Intel 9560
    Up to 1730 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
  • Intel 9462
    Up to 433 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
  • Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.
Bluetooth
  • Bluetooth 5.0
  • Bluetooth Wireless 5.0 technology
More
  • Optional Wireless Wide Area Network (WWAN)
    • Intel 7360 (DW5820e)
    • Up to 450 Mbps DL/50 Mbps UL (Cat 9)
    • Frequency bands supported (LTE FDD: 450 Mbps DL/50 Mbps UL (Cat 9), LTE TDD: B347 Mbps DL/30 Mbps UL (Cat 9), UMTS/HSPA+: UMTS 384 Kbps DL/384 Kbps UL)
    • Wireless standards (LTE Category 16, UMTS/HSPA+)
    • Global Navigation Satellite System (GNSS) (Supports GPS, BDS, and GLONASS)
  • Xbox Wireless built-in

Battery

Dell Inspiron 13 5390Surface Book 3 15”
Size
  • 4-Cell Battery, 45 Whr (Integrated)
  • 4-Cell Battery, 52 Whr (Integrated)
  • Total: 90Wh
    Clipboard: 23Wh
    Base: 67Wh
Battery Life
  • Non-WWAN Models
    • Up to 13 hours 06 minutes
  • WWAN Models
    • Up to 13 hours 44 minutes
* Tested on the Mobile Mark 2014 benchmark test.
Up to 17.5 hours of typical device usage
Power Supply65 Watt AC Adapter127W Surface Power Supply with USB-A (7W) charging port.

Software

Dell Inspiron 13 5390Surface Book 3 15”
OS
Windows 10 Home Windows 10 Pro Ubuntu 18.04
Upgradable to Windows 11
  • For Consumer: Windows 10 Home 64-bit
  • For Commercial: Windows 10 Pro 64-bit
Free upgrade to Windows 11
Built-in Apps
  • Microsoft Office 30 Trial
  • McAfee LiveSafe
  • Foxit Phantom Standard PDF
  • SupportAssist
  • Dell Mobile Connect
  • Dell Color Profiles
  • SmartByte
  • Wave MaxxAudio® Pro
Microsoft Office 365 30-days trial

Camera & Audio

Dell Inspiron 13 5390Surface Book 3 15”
Camera
  • Integrated Widescreen HD (720p) Webcam
  • Windows Hello face authentication camera (front-facing)
  • 5.0MP front-facing camera with 1080p HD video
  • 8.0MP rear-facing autofocus camera with 1080p HD video
Audio
  • 2 x tuned speakers, audio processing by Waves MaxxAudio® Pro
  • 1 x combo headphone/microphone jack
  • Dual Digital Microphone Array
  • Dual far-field Studio Mics
  • Front-facing stereo speakers with Dolby Atmos®
    • Support for Windows Sonic for Headphones
    • Support for Dolby® Atmos for Headphones

Misc

Dell Inspiron 13 5390Surface Book 3 15”
Inking-Supports Surface Pen
4096 levels of pressure
Tilt sensing
Best in class latency
Paper feel
0.1mm precision
Sensors
  • Fingerprint reader sensor (Optional)
  • Ambient light sensor
  • Proximity sensor
  • Accelerometer
  • Gyroscope
  • Magnetometer
SecurityFingerprint Reader with Windows Hello (Optional)
  • HW TPM 2.0 chip for enterprise security
  • Enterprise-grade protection with Windows Hello face sign-in
In the box-
  • Surface Book 3 15”
  • Power supply
  • Quick Start Guide
  • Safety and warranty documents
Warranty-One-year limited hardware warranty
More-Supports Surface Dial
Supports both on-screen and off-screen interaction.

Key Features

Dell Inspiron 13 5390Surface Book 3 15”
At Glance
Released in Mid
2019
16:9 FHD
13.3”
1080p 60Hz
Weight
2.16 lb
0.98 kg
Up to
Intel Core i7-8565U
4C/8T, 1.80 → 4.60 GHz
Geekbench 5
804
Single Core
Geekbench 5
2,327
Multi-Core
With integrated
Intel® UHD Graphics 620
24 Execution Units, 300 → 1150 MHz
Configurable up to
8GB
2133 MHz LPDDR3
Dell Inspiron 13 5390 Ports
Nvidia GeForce
MX250
2GB GDDR5
Released in Mid
2020
3:2 3.2K
15”
2160p 60Hz
Weight
4.20 lb
1.91 kg
Powered By
Intel Core i7-1065G7
4C/8T, 1.30 → 3.90 GHz
Geekbench 5
1,088
Single Core
Geekbench 5
3,722
Multi-Core
With integrated
Intel® Iris® Plus Graphics
64 Execution Units, 300 → 1100 MHz
Configurable up to
32GB
3733 MHz LPDDR4X
Surface Book 3 15” Ports
Nvidia GeForce
RTX 3000
6GB GDDR6 with Max-Q

Comparison Summary

Dell Inspiron 13 5390 vs. Surface Book 3 15”

Dell has released the Inspiron 13 5390, a 13.3-inch machine, in mid-2019. It is powered by up to a quad-core Intel Core i7-8565U with a boost clock speed up to 4.60 GHz. The laptop has a dedicated GPU option up to Nvidia GeForce MX250 with 2GB GDDR5.

On the other hand, we have the 15-inch Surface Book 3 15” was introduced by Microsoft about a year later in mid-2020. It comes with a quad-core Intel Core i7-1065G7 with a boost clock speed up to 3.90 GHz. It has a dedicated GPU option up to Nvidia GeForce RTX 3000 with 6GB GDDR6 with Max-Q.

Geekbench 5 Single Core

Dell Inspiron 13 53901
8th Gen Intel® Core™ i3-8145U74868.75%
2
8th Gen Intel® Core™ i5-8265U64559.28%
3
8th Gen Intel® Core™ i7-8565U80473.90%
Surface Book 3 15”1
10th Gen Intel® Core™ i7-1065G71,088100.00%
01,088

Geekbench 5 Multi Core

Dell Inspiron 13 53901
8th Gen Intel® Core™ i3-8145U1,55341.72%
2
8th Gen Intel® Core™ i5-8265U2,13257.28%
3
8th Gen Intel® Core™ i7-8565U2,32762.52%
Surface Book 3 15”1
10th Gen Intel® Core™ i7-1065G73,722100.00%
03,722

The Dell Inspiron 13 5390 has a 13.3-inch display which is slightly smaller than the 15-inch Surface Book 3 15”. In addition, The Dell Inspiron 13 5390 weighs 2.16 lbs. about 94% lighter than the 4.20 lbs. Surface Book 3 15”. Moreover, measured at 12.11” x 8.05” x 0.65”, the Dell Inspiron 13 5390 is much more portable than the Surface Book 3 15” at 13.5” x 9.87” x 0.9”.

Dell Inspiron 13 5390Surface Book 3 15”

Moving over to upgradability, Dell claims that the Dell Inspiron 13 5390 supports up to 8GB 2133 MHz LPDDR3 memory. However, it has an onboard memory module that is not upgradable by the users. Fortunately, it comes with a single removable M.2 SSD slot that users can replace and upgrade in the future.

For Surface Book 3 15”, it supports up to 32GB 3733 MHz LPDDR4X memory. Like Dell Inspiron 13 5390, it has an onboard memory module that is not upgradable by the users. Luckily, it has a single removable M.2 SSD slot that users can replace or upgrade when needed.

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