Impact
Studies

How It Works

Move the acceleration slider to choose your page speed improvement. Each ROI metric is forecasted based on real performance data from 30+ well-known companies.

Acceleration

1000 ms

SEO Traffic

2 - 3%
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Traffic

16 - 19%
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Revenue

8 - 13%
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Conversions

7 - 10%
Show Data

Session Length

3 - 4%
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Bounce Rate

20 - 32%
Show Data

SEO Traffic Impact of 1000 ms

Load Time
Marketplace

Carousell: 65% faster ≈ +63% SEO Traffic

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Carousell
0.6300
65%
0.6300
0.3
Load Time
Cars

BMW: 300% faster ≈ +49% SEO Traffic

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BMW
0.4900
300%
0.4900
0.3
Load Time
E-Commerce

Thomas Kent: 54% faster ≈ +45% SEO Traffic

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Thomas Kent
0.4500
54%
0.4500
0.3
Load Time
Fashion

Butcher of Blue: 85% faster ≈ +29% SEO Traffic

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Butcher of Blue
0.2900
85%
0.2900
0.3
Page Speed
Social Media

Pinterest: 40% faster ≈ +15% SEO Traffic

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Pinterest
0.1500
40%
0.1500
0.3
TTI
Media

Nikkei: 100 ms ≈ +1.64% SEO Traffic

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Nikkei
0.0164
100 ms
0.0164
0.3
Forecast
2 - 3%

Traffic Impact of 1000 ms

Load Time
Cars

BMW: 300% faster ≈ +26% Traffic

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BMW
0.2600
300%
0.2600
0.3
Page Speed
Search

Google: 100 ms ≈ +4% Traffic

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Google
0.0400
100 ms
0.0400
0.3
Page Speed
Media

Yahoo: 100 ms ≈ +2.25% Traffic

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Yahoo
0.0225
100 ms
0.0225
0.3
Load Time
Media

GQ: 100 ms ≈ +1.6% Traffic

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GQ
0.0160
100 ms
0.0160
0.3
Forecast
16 - 19%

Revenue Impact of 1000 ms

Load Time
E-Commerce

Thomas Kent: 54% faster ≈ +79% Revenue

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Thomas Kent
0.7900
54%
0.7900
0.3
Load Time
Marketplace

Rooted Objects: 25% faster ≈ +44% Revenue

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Rooted Objects
0.4400
25%
0.4400
0.3
Load Time
E-Commerce

Swappie: 23% faster ≈ +42% Revenue

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Swappie
0.4200
23%
0.4200
0.3
Page Speed
Media

Mynet: 300% faster ≈ +25% Revenue

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Mynet
0.2500
300%
0.2500
0.3
Load Time
Cars

AutoAnything: 50% faster ≈ +12% Revenue

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AutoAnything
0.1200
50%
0.1200
0.3
LCP
Telco

Vodafone: 31% faster ≈ +8% Revenue

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Vodafone
0.0800
31%
0.0800
0.3
Page Speed
Search

Google: 100 ms ≈ +4% Revenue

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Google
0.0400
100 ms
0.0400
0.3
Load Time
Media

Google: 100 ms ≈ +1.43% Revenue

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Google
0.0143
100 ms
0.0143
0.3
Page Speed
E-Commerce

Amazon: 100 ms ≈ +1% Revenue

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Amazon
0.0100
100 ms
0.0100
0.3
Page Speed
E-Commerce

Walmart: 100 ms ≈ +1% Revenue

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Walmart
0.0100
100 ms
0.0100
0.3
Load Time
Fashion

Zalando: 100 ms ≈ +0.7% Revenue

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Zalando
0.0070
100 ms
0.0070
0.3
Load Time
Fashion

Missguided: 100 ms ≈ +0.65% Revenue

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Missguided
0.0065
100 ms
0.0065
0.3
Forecast
8 - 13%

Conversions Impact of 1000 ms

Load Time
Travel

MakeMyTrip.com: 38% faster ≈ +200% Conversions

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MakeMyTrip.com
2.0000
38%
2.0000
0.3
Load Time
Fashion

Butcher of Blue: 85% faster ≈ +169% Conversions

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Butcher of Blue
1.6900
85%
1.6900
0.3
Load Time
Marketplace

Rooted Objects: 25% faster ≈ +162% Conversions

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Rooted Objects
1.6200
25%
1.6200
0.3
Page Speed
Fashion

SnipesUSA: 30% faster ≈ +100% Conversions

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SnipesUSA
1.0000
30%
1.0000
0.3
Load Time
E-Commerce

Thomas Kent: 54% faster ≈ +77% Conversions

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Thomas Kent
0.7700
54%
0.7700
0.3
Load Time
Entertainment

Voot: 80% faster ≈ +77% Conversions

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Voot
0.7700
80%
0.7700
0.3
Load Time
Marketplace

Truebil: 44% faster ≈ +61% Conversions

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Truebil
0.6100
44%
0.6100
0.3
FCP
Fashion

AppelrathCüpper: 290% faster ≈ +55% Conversions

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AppelrathCüpper
0.5500
290%
0.5500
0.3
Load Time
Telco

Orange: 30% faster ≈ +52% Conversions

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Orange
0.5200
30%
0.5200
0.3
Load Time
Marketplace

Housing.com: 30% faster ≈ +38% Conversions

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Housing.com
0.3800
30%
0.3800
0.3
Load Time
Fashion

George.com: 280% faster ≈ +31% Conversions

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George.com
0.3100
280%
0.3100
0.3
Load Time
Cars

BMW: 300% faster ≈ +30% Conversions

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BMW
0.3000
300%
0.3000
0.3
Load Time
E-Commerce

AliExpress: 36% faster ≈ +27% Conversions

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AliExpress
0.2700
36%
0.2700
0.3
TTI
E-Commerce

Lancôme: 84% faster ≈ +17% Conversions

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Lancôme
0.1700
84%
0.1700
0.3
Page Speed
Social Media

Pinterest: 40% faster ≈ +15% Conversions

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Pinterest
0.1500
40%
0.1500
0.3
FCP
Social Media

Yelp: 45% faster ≈ +15% Conversions

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Yelp
0.1500
45%
0.1500
0.3
Page Speed
Travel

Deloitte: 100 ms ≈ +10.1% Conversions

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Deloitte
0.1010
100 ms
0.1010
0.3
FCP
Experiences

Jochen Schweizer mydays Group: 60% faster ≈ +9.8% Conversions

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Jochen Schweizer mydays Group
0.0980
60%
0.0980
0.3
Load Time
Cars

AutoAnything: 50% faster ≈ +9% Conversions

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AutoAnything
0.0900
50%
0.0900
0.3
Page Speed
E-Commerce

Deloitte: 100 ms ≈ +8.4% Conversions

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Deloitte
0.0840
100 ms
0.0840
0.3
Page Speed
E-Commerce

Buecher.de (Mobile): 100 ms ≈ +7.1% Conversions

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Buecher.de (Mobile)
0.0710
100 ms
0.0710
0.3
FCP
Fashion

Jaimie Jacobs: 200% faster ≈ +4% Conversions

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Jaimie Jacobs
0.0400
200%
0.0400
0.3
Page Speed
Fashion

ETAM: 100 ms ≈ +2.86% Conversions

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ETAM
0.0286
100 ms
0.0286
0.3
Page Speed
E-Commerce

Buecher.de (Desktop): 100 ms ≈ +2.4% Conversions

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Buecher.de (Desktop)
0.0240
100 ms
0.0240
0.3
Load Time
E-Commerce

Akamai (Desktop): 100 ms ≈ +2.18% Conversions

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Akamai (Desktop)
0.0218
100 ms
0.0218
0.3
Load Time
E-Commerce

Akamai (Mobile): 100 ms ≈ +2.05% Conversions

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Akamai (Mobile)
0.0205
100 ms
0.0205
0.3
Page Speed
E-Commerce

Furnspace: 100 ms ≈ +1.8% Conversions

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Furnspace
0.0180
100 ms
0.0180
0.3
LCP
Cars

Renault: 100 ms ≈ +1.3% Conversions

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Renault
0.0130
100 ms
0.0130
0.3
Page Speed
E-Commerce

Mobify: 100 ms ≈ +1.11% Conversions

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Mobify
0.0111
100 ms
0.0111
0.3
Page Speed
E-Commerce

Staples: 100 ms ≈ +1% Conversions

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Staples
0.0100
100 ms
0.0100
0.3
Load Time
Fashion

Revelry: 100 ms ≈ +1% Conversions

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Revelry
0.0100
100 ms
0.0100
0.3
FCP
E-Commerce

AWN: 100 ms ≈ +0.86% Conversions

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AWN
0.0086
100 ms
0.0086
0.3
Load Time
Food

Cook: 100 ms ≈ +0.8% Conversions

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Cook
0.0080
100 ms
0.0080
0.3
Load Time
Software

Mozilla: 100 ms ≈ +0.7% Conversions

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Mozilla
0.0070
100 ms
0.0070
0.3
TTI
Media

Nikkei: 100 ms ≈ +0.41% Conversions

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Nikkei
0.0041
100 ms
0.0041
0.3
Page Speed
E-Commerce

Walmart: 100 ms ≈ +0.2% Conversions

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Walmart
0.0020
100 ms
0.0020
0.3
TTI
E-Commerce

Tokopedia: 100 ms ≈ +0.2% Conversions

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Tokopedia
0.0020
100 ms
0.0020
0.3
FCP
Fashion

Stylefile: 100 ms ≈ +0.16% Conversions

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Stylefile
0.0016
100 ms
0.0016
0.3
Page Speed
Software

Intuit: 100 ms ≈ +0.1% Conversions

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Intuit
0.0010
100 ms
0.0010
0.3
Forecast
7 - 10%

Session Length Impact of 1000 ms

Page Speed
Media

Mynet: 300% faster ≈ +43% Session Length

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Mynet
0.4300
300%
0.4300
0.3
Load Time
Entertainment

Voot: 80% faster ≈ +39% Session Length

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Voot
0.3900
80%
0.3900
0.3
Load Time
Fashion

George.com: 280% faster ≈ +28% Session Length

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George.com
0.2800
280%
0.2800
0.3
Load Time
Marketplace

Truebil: 44% faster ≈ +26% Session Length

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Truebil
0.2600
44%
0.2600
0.3
FCP
Fashion

AppelrathCüpper: 290% faster ≈ +16% Session Length

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AppelrathCüpper
0.1600
290%
0.1600
0.3
Load Time
Marketplace

Housing.com: 30% faster ≈ +10% Session Length

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Housing.com
0.1000
30%
0.1000
0.3
Page Speed
Fashion

ETAM: 100 ms ≈ +3% Session Length

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ETAM
0.0300
100 ms
0.0300
0.3
Load Time
E-Commerce

Akamai (Desktop): 100 ms ≈ +2.49% Session Length

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Akamai (Desktop)
0.0249
100 ms
0.0249
0.3
Load Time
E-Commerce

Akamai (Mobile): 100 ms ≈ +2.48% Session Length

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Akamai (Mobile)
0.0248
100 ms
0.0248
0.3
TTI
Marketplace

OpenSooq: 100 ms ≈ +1.4% Session Length

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OpenSooq
0.0140
100 ms
0.0140
0.3
LCP
Marketplace

Tokopedia: 100 ms ≈ +1.12% Session Length

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Tokopedia
0.0112
100 ms
0.0112
0.3
Render Time
Media

Forbes: 100 ms ≈ +1% Session Length

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Forbes
0.0100
100 ms
0.0100
0.3
FCP
E-Commerce

Otto: 100 ms ≈ +0.6% Session Length

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Otto
0.0060
100 ms
0.0060
0.3
Load Time
Media

Google: 100 ms ≈ +0.5% Session Length

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Google
0.0050
100 ms
0.0050
0.3
FCP
E-Commerce

AWN: 100 ms ≈ +0.44% Session Length

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AWN
0.0044
100 ms
0.0044
0.3
Forecast
3 - 4%

Bounce Rate Impact of 1000 ms

Load Time
Fashion

George.com: 280% faster ≈ -200% Bounce Rate

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George.com
-2.0000
280%
-2.0000
-0.3
TTI
Marketplace

OLX: 23% faster ≈ -80% Bounce Rate

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OLX
-0.8000
23%
-0.8000
-0.3
Load Time
E-Commerce

Thomas Kent: 54% faster ≈ -57% Bounce Rate

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Thomas Kent
-0.5700
54%
-0.5700
-0.3
LCP
Media

The Economic Times: 80% faster ≈ -43% Bounce Rate

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The Economic Times
-0.4300
80%
-0.4300
-0.3
Load Time
Marketplace

Housing.com: 30% faster ≈ -40% Bounce Rate

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Housing.com
-0.4000
30%
-0.4000
-0.3
Page Speed
Media

Mynet: 300% faster ≈ -24% Bounce Rate

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Mynet
-0.2400
300%
-0.2400
-0.3
Load Time
Entertainment

Voot: 80% faster ≈ -19% Bounce Rate

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Voot
-0.1900
80%
-0.1900
-0.3
TTI
E-Commerce

Lancôme: 84% faster ≈ -15% Bounce Rate

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Lancôme
-0.1500
84%
-0.1500
-0.3
Load Time
Telco

Orange: 30% faster ≈ -12% Bounce Rate

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Orange
-0.1200
30%
-0.1200
-0.3
Page Speed
Lead Gen

Deloitte: 100 ms ≈ -8.3% Bounce Rate

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Deloitte
-0.0830
100 ms
-0.0830
-0.3
Load Time
E-Commerce

Akamai (Mobile): 100 ms ≈ -4.98% Bounce Rate

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Akamai (Mobile)
-0.0498
100 ms
-0.0498
-0.3
Load Time
Cars

Edmunds: 80% faster ≈ -4% Bounce Rate

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Edmunds
-0.0400
80%
-0.0400
-0.3
LCP
Media

NDTV: 100 ms ≈ -3.57% Bounce Rate

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NDTV
-0.0357
100 ms
-0.0357
-0.3
Load Time
E-Commerce

Akamai (Desktop): 100 ms ≈ -1.84% Bounce Rate

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Akamai (Desktop)
-0.0184
100 ms
-0.0184
-0.3
Page Speed
Search

Google: 100 ms ≈ -1.6% Bounce Rate

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Google
-0.0160
100 ms
-0.0160
-0.3
TTI
Marketplace

OpenSooq: 100 ms ≈ -1.45% Bounce Rate

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OpenSooq
-0.0145
100 ms
-0.0145
-0.3
LCP
Cars

Renault: 100 ms ≈ -1.4% Bounce Rate

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Renault
-0.0140
100 ms
-0.0140
-0.3
FCP
Fashion

Jaimie Jacobs: 200% faster ≈ -1.4% Bounce Rate

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Jaimie Jacobs
-0.0140
200%
-0.0140
-0.3
Load Time
Food

Cook: 100 ms ≈ -0.8% Bounce Rate

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Cook
-0.0080
100 ms
-0.0080
-0.3
Page Speed
E-Commerce

Buecher.de (Desktop): 100 ms ≈ -0.4% Bounce Rate

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Buecher.de (Desktop)
-0.0040
100 ms
-0.0040
-0.3
Load Time
Fashion

Revelry: 100 ms ≈ -0.27% Bounce Rate

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Revelry
-0.0027
100 ms
-0.0027
-0.3
FCP
E-Commerce

AWN: 100 ms ≈ -0.21% Bounce Rate

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AWN
-0.0021
100 ms
-0.0021
-0.3
Page Speed
E-Commerce

Buecher.de (Mobile): 100 ms ≈ -0.2% Bounce Rate

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Buecher.de (Mobile)
-0.0020
100 ms
-0.0020
-0.3
Page Speed
E-Commerce

Furnspace: 100 ms ≈ -0.18% Bounce Rate

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Furnspace
-0.0018
100 ms
-0.0018
-0.3
Page Speed
Media

BBC: 100 ms ≈ -1% Bounce Rate

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BBC
0.0100
100 ms
0.0100
-0.3
Forecast
20 - 32%

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