MODELS COMPARISON // Rakuten Kobo4 Series in Total

Kobo Aura All-Generation Specs Comparison & List

Compare all generations of Kobo Aura in order. Check differences in screen size, resolution, weight, waterproofing, connectors, and key specs.

Historical Specs Comparison Table

Scroll horizontally to explore hardware specifications across all 4 generations.

Specification
kobo

Kobo Aura H2O Edition 2 (Gen 2)

May 2017
kobo

Kobo Aura Edition 2 (Gen 2)

Sep 2016
kobo

Kobo Aura ONE (Gen 1)

Sep 2016
kobo

Kobo Aura H2O (Gen 1)

Oct 2014
📅 Release DateMay 2017Sep 2016Sep 2016Oct 2014
📱 Display
Monochrome
6.8"
265 ppi
Monochrome
6"
212 ppi
Monochrome
7.8"
300 ppi
Monochrome
6.8"
265 ppi
⚖️ Weight
210 g
180 g
252 g
233 g
📏 Dimensions & Thickness
8.9mm thick
129 × 172 mm
8.5mm thick
113 × 159 mm
6.9mm thick
138.5 × 195.1 mm
9.7mm thick
129 × 179 mm
💾 Storage Capacity8GB4GB8GB4GB
⚡ ConnectorMicro-USBMicro-USBMicro-USBMicro-USB
💧 WaterproofingIPX8 WaterproofNon-waterproofIPX8 WaterproofIPX8 Waterproof
💡 Adjustable Warm LightWarm / WhiteWhite only (- LEDs)Warm / WhiteWhite only (- LEDs)
🔋 Battery LifeUp to 4 weeks
Up to 4 weeks
Up to 4 weeks
Up to 4 weeks
✦ Key Evolutions & FeaturesUpdated 6.8-inch waterproof e-reader featuring ComfortLight PRO blue-light reduction technology and IPX8 water resistance.Redesigned 6-inch standard e-reader featuring a 212 ppi Carta display and ComfortLight.7.8-inch flagship e-reader featuring 300 ppi display, ComfortLight PRO, IPX8 waterproofing, and built-in OverDrive library support.Pioneering 6.8-inch waterproof and dustproof e-reader certified with IP67 rating.
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Best Choice

Recommended Kobo Aura Models

Curated top picks from all 4 models focusing on balanced design, lightness, large display, and battery longevity.

11st Place
kobo

Released 2017

Gen 2

2017 Model6.8 inchesIPX8 Waterproof
Screen6.8"
Weight210g
Battery4w
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22nd Place
kobo

Released 2016

Gen 2

2016 Model6 inchesLightweight Design
Screen6"
Weight180g
Battery4w
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33rd Place
kobo

Released 2016

Gen 1

2016 Model7.8 inchesIPX8 Waterproof
Screen7.8"
Weight252g
Battery4w
View Full Specs for this Model →
11st Place
kobo

Released 2016

Gen 2

Lightweight 180g8.5mm thick
Screen6"
Weight180g
Battery4w
View Full Specs for this Model →
22nd Place
kobo

Released 2017

Gen 2

Lightweight 210g8.9mm thick
Screen6.8"
Weight210g
Battery4w
View Full Specs for this Model →
33rd Place
kobo

Released 2014

Gen 1

Lightweight 233g9.7mm thick
Screen6.8"
Weight233g
Battery4w
View Full Specs for this Model →
11st Place
kobo

Released 2016

Gen 1

Slimmest 6.9mm252g weight
Screen7.8"
Weight252g
Battery4w
View Full Specs for this Model →
22nd Place
kobo

Released 2016

Gen 2

Slimmest 8.5mm180g weight
Screen6"
Weight180g
Battery4w
View Full Specs for this Model →
33rd Place
kobo

Released 2017

Gen 2

Slimmest 8.9mm210g weight
Screen6.8"
Weight210g
Battery4w
View Full Specs for this Model →
11st Place
kobo

Released 2016

Gen 1

Large 7.8" screen300ppi sharp
Screen7.8"
Weight252g
Battery4w
View Full Specs for this Model →
22nd Place
kobo

Released 2017

Gen 2

Large 6.8" screen265ppi sharp
Screen6.8"
Weight210g
Battery4w
View Full Specs for this Model →
33rd Place
kobo

Released 2014

Gen 1

Large 6.8" screen265ppi sharp
Screen6.8"
Weight233g
Battery4w
View Full Specs for this Model →
11st Place
kobo

Released 2017

Gen 2

Up to 4 weeksMicro-USB
Screen6.8"
Weight210g
Battery4w
View Full Specs for this Model →
22nd Place
kobo

Released 2016

Gen 2

Up to 4 weeksMicro-USB
Screen6"
Weight180g
Battery4w
View Full Specs for this Model →
33rd Place
kobo

Released 2016

Gen 1

Up to 4 weeksMicro-USB
Screen7.8"
Weight252g
Battery4w
View Full Specs for this Model →
Analysis & Insights

Kobo Aura Hardware Analysis & Rankings

Category rankings compiled from specs across all 4 historical models.

🪶

All-Time Lightest Ranking

TOP 4

Ranked by lightest body weight. Ideal for fatigue-free one-handed reading.

📏

All-Time Slimmest Ranking

TOP 4

Ranked by thinnest profile, offering superior packability for pockets and bags.

🔋

All-Time Battery Life Ranking

TOP 4

Ranked by longest duration per single charge. Perfect for frequent travelers.

📱

Display Size Ranking

TOP 4

Ranked by screen real estate for immersive reading and graphic clarity.