MightyGoods > Osprey > Osprey Viper

Osprey Viper Reviews Summary and Buyer's Guide

Last updated May 12, 2019

4.25
based on 625 reviews


We have checked hundreds of reviews and found 8 reasons to buy the Viper - and 3 reasons NOT to buy it.

Check all the pros and cons here.


88% of the reviewers give the Osprey Viper a good or excellent rating!

Excellent (72%)
Good (16%)
Average (3%)
Poor (2%)
Bad (4%)





Reviews Summary


Here's what the reviewers think about the Osprey Viper:

Reviewers like these things about the Osprey Viper

  • Testers said that it is a lightweight and compact bag for biking and also for hiking.
  • They said that the pack is super comfortable with adjustable harness and torso.
  • Some testers said that the pack has great suspension system to distribute the load over their back.
  • Reviewers have also confirmed that the pack is very comfortable to wear and carry.
  • Some buyers said that the 3 litre hydration pack was quiet helpful for biking on long trails.
  • Travellers said that the pack is roomy and has lots of pockets to keep things organized while travelling.
  • A user said that the large reservoir never made the bag feel bulky on his back.
  • Another user said that the stash pocket on the front is quiet helpful to stuff his jacket.

Reviewers don't like these things

  • A few said that the pack is heavy with the large hydration pack.
  • A user also said that the bag is pricy.
  • Another user complained that the pack has no rain cover.



Specs


Crowdsourced specs across all Osprey Viper models and sizes:

Capacity iconCapacity3-13 l (183-793 cuin)
Weight iconWeight0.9-1.3 oz (0.4-0.6 kg)
Length iconLength17-18 in (43-46 cm)
Width8-9 in (20-23 cm)
Height6-9 in (15-23 cm)


The bag is recommended for these activities:

Cycling
Hiking
Sport
Travel
School
Backpacking



Popular Models


Osprey Viper 9

50% choose the Osprey Viper 9

50 %
Colors and combinations:

Black
Green
Orange
Red


Specs
Capacity iconCapacity9 l (549 cuin)
Weight iconWeight1.2 oz (0.5 kg)
Length iconLength18 in (46 cm)
Width9 in (23 cm)
Height7 in (18 cm)


Osprey Viper 3

36% choose the Osprey Viper 3

36 %
Colors and combinations:

Black
Green
Orange


Specs
Capacity iconCapacity3 l (183 cuin)
Weight iconWeight0.9 oz (0.4 kg)
Length iconLength17 in (43 cm)
Width8 in (20 cm)
Height6 in (15 cm)


Osprey Viper 13

14% choose the Osprey Viper 13

14 %
Colors and combinations:

Black
Green
Orange


Specs
Capacity iconCapacity13 l (793 cuin)
Weight iconWeight1.3 oz (0.6 kg)
Length iconLength18 in (46 cm)
Width9 in (23 cm)
Height9 in (23 cm)




Osprey Viper 3 vs Viper 9


The two most popular Osprey Viper models are the Viper 3 and the Viper 9, so let's compare them:

Popularity and Prices

In total, 86% of the people interested in the Osprey Viper bags choose one of these two models. The most popular choice is the Viper 9 which is choosen by 50% (1.4 times as many as the 36% that choose the Viper 3).

Viper 3Viper 9
Most popular

Looking at the prices, the Viper 3 is typically around $40 cheaper than the Viper 9, but check the deals before you buy.

Viper 3Viper 9
Cheapest

Capacity and Packing

The Viper 3 has a capacity of 3 l, while the Viper 9 has a capacity of 9 l.

Viper 3Viper 9
Biggest

For a traveller, the 6 L (366 cuin) difference equals around 1 shorts and 1 towel.

Packing the Viper 3
tshirt
1
boxers
1
socks
1
Extra in the Viper 9
shorts
1
towel
1

If you are an athlete, the 6 L difference equals 1 pair of socks and 1 shorts.

Packing the Viper 3
tshirt
1
boxers
1
towel
1
Extra in the Viper 9
socks
1
shorts
1

Outdoor people can equal the capacity difference as 1 toilet bag, 1 tshirt, 1 boxers, 1 pair of socks and 1 towel.

Packing the Viper 3
water_bottle
1
protein_bar
2
Extra in the Viper 9
toilet_bag
1
tshirt
1
boxers
1
socks
1
towel
1

Check how you can pack the Viper here.

Weight and dimensions

The weight of the Viper 3 is 0.3 kg (10.6 oz) lower than the weight of the Viper 9.

Viper 3Viper 9
Lightest

If we look at dimensions, the Viper 3 is 1 in (2 cm) longer than the Viper 9 (17 vs. 18 in). It's 1 in (2 cm) wider (8 vs. 9 in), while the height of the Viper 3 is 1 in (2 cm) less than the height of the Viper 9 (6 vs. 7 in).

Features and Colors

Both models are available in black, green and orange. Only the Viper 9 is available in red.




Feature Summary


Many sources mention these Osprey Viper features:
  • Compression straps
  • Sternum strap
  • Stretch mesh
  • Side pockets
  • Reflective
  • Hydration compatible
  • Hydration bladder

Actual features depends on the model, so check the features before you buy.


Packing Guide


See how much a traveller, an athlete and an outdoorsy person can pack in the different Osprey Viper models (the most popular choice is the Viper 9).




Capacity/Weight Levels


The capacity/weight level shows how much the bag weights compared with it's capacity (volume).

The lower the capacity/weight level, the better.

ModelCapacityWeightLevel
33 l0.9 oz0.3 oz/L
99 l1.2 oz0.13 oz/L
1313 l1.3 oz0.1 oz/L


Osprey Viper
Average for 22,435+ different bags




Rankings


vs Osprey Bags

The Osprey Viper ranks #44 compared with the other Osprey bags.

42Osprey Skimmer
4.26
Osprey Skimmer
43Osprey Volt
4.25
Osprey Volt
44Osprey Viper
4.25
Osprey Viper
45Osprey Nova
4.24
Osprey Nova
46Osprey Celeste
4.24
Osprey Celeste

vs All Bags

The Osprey Viper ranks #496 compared with all the bags we have checked.

Top 20% bag

494Osprey Volt
4.25
Osprey Volt
495Osprey Viper
4.25
Osprey Viper
496Oakley Kitchen Sink
4.25
Oakley Kitchen Sink
497Maxpedition Kodiak
4.25
Maxpedition Kodiak
498TravelWise Packing Cubes
4.25
TravelWise Packing Cubes



Vs Other Bags


Crowdsourced comparisons of the Osprey Viper vs 7 other, similar bags.

Many sources mention this feature
Some sources mention this feature


Osprey Viper vs Camelbak Lobo


Osprey Viper
Osprey Viper

4.25

Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Camelbak Lobo
Camelbak Lobo

4.54
BEST
Based on 809 reviews

Capacity:
Weight: 1.25-1.4 oz
Price: $$

  • The Viper is rated a bit worse than the Lobo.
  • In total, we have checked and analyzed 1,434 reviews of the two bags.
  • The weight of the biggest Viper is 8% lighter than the biggest Lobo (1.3 oz vs 1.4 oz).

FeatureViperLobo
Compression straps
Hydration bladder
Hydration compatible
Reflective
Side pockets
Sternum strap
Stretch mesh

Both bags are available in these colors:
Black
Red

Only the Viper is available in these colors:
Orange
Green

Only the Lobo is available in these colors:
Blue




Osprey Viper vs Camelbak MULE


Osprey Viper
Osprey Viper

4.25

Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Camelbak MULE
Camelbak MULE

4.25

Based on 320 reviews

Capacity:
Weight: 1.1 oz
Price: $$

  • The Viper is rated about the same as the MULE.
  • In total, we have checked and analyzed 945 reviews of the two bags.
  • The weight of the biggest Viper is 18% heavier than the biggest MULE (1.3 oz vs 1.1 oz).

FeatureViperMULE
Compression straps
Helmet carry
Hip belt
Hydration bladder
Hydration compatible
Organizer panel
Raincover included
Reflective
Side pockets
Sternum strap
Stretch mesh

Both bags are available in these colors:
Black
Orange
Red

Only the Viper is available in these colors:
Green

Only the MULE is available in these colors:
Blue




Osprey Viper vs Osprey Raptor


Osprey Viper
Osprey Viper

4.25

Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Osprey Raptor
Osprey Raptor

4.36
BEST
Based on 731 reviews

Capacity: 10-14 l
Weight: 1.7-1.85 oz
Price: $$

  • The Viper is rated a little bit worse than the Raptor.
  • In total, we have checked and analyzed 1,356 reviews of the two bags.
  • The biggest Viper is 8% smaller than the biggest Raptor (13 L vs 14 L).
  • The weight of the biggest Viper is 42% lighter than the biggest Raptor (1.3 oz vs 1.85 oz).

FeatureViperRaptor
Compression straps
Hip belt
Hip belt pockets
Hydration bladder
Hydration compatible
Reflective
Side pockets
Sternum strap
Stretch mesh
Sunglasses pocket
Tool pouch

Both bags are available in these colors:
Black
Green
Red

Only the Viper is available in these colors:
Orange

Only the Raptor is available in these colors:
Blue
Grey




Osprey Viper vs Osprey Syncro


Osprey Viper
Osprey Viper

4.25
BEST
Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Osprey Syncro
Osprey Syncro

4.21

Based on 1,261 reviews

Capacity: 2-13 l
Weight: 0.9-1.7 oz
Price: $$

  • The Viper is rated about the same as the Syncro.
  • In total, we have checked and analyzed 1,886 reviews of the two bags.
  • The biggest Viper is the same size as the biggest Syncro (both 13 L).
  • The weight of the biggest Viper is 31% lighter than the biggest Syncro (1.3 oz vs 1.7 oz).

FeatureViperSyncro
Compression straps
Hip belt
Hydration bladder
Hydration compatible
Raincover included
Reflective
Side pockets
Sternum strap
Stretch mesh
Zippered top

Both bags are available in these colors:
Black
Green
Red

Only the Viper is available in these colors:
Orange

Only the Syncro is available in these colors:
Grey
Blue




Osprey Viper vs Osprey Talon


Osprey Viper
Osprey Viper

4.25

Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Osprey Talon
Osprey Talon

4.47
BEST
Based on 1,732 reviews

Capacity: 6-44 l
Weight: 0.7-2.4 oz
Price: $$

  • The Viper is rated a little bit worse than the Talon.
  • In total, we have checked and analyzed 2,357 reviews of the two bags.
  • The biggest Viper is 238% smaller than the biggest Talon (13 L vs 44 L).
  • The weight of the biggest Viper is 85% lighter than the biggest Talon (1.3 oz vs 2.4 oz).

FeatureViperTalon
Adjustable torso
Compression straps
Hip belt
Hip belt pockets
Hydration bladder
Hydration compatible
Ice axe/trekking pole loops
Reflective
Shoulder strap pockets
Side pockets
Sleeping bag compartment
Sternum strap
Stretch mesh
Waterproof

Both bags are available in these colors:
Black
Orange
Green
Red

Only the Talon is available in these colors:
Blue




Osprey Viper vs Osprey Verve


Osprey Viper
Osprey Viper

4.25

Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Osprey Verve
Osprey Verve

4.37
BEST
Based on 87 reviews

Capacity: 3-9 l
Weight: 0.9-1.6 oz
Price: $$

  • The Viper is rated a little bit worse than the Verve.
  • In total, we have checked and analyzed 712 reviews of the two bags.
  • The biggest Viper is 44% bigger than the biggest Verve (13 L vs 9 L).
  • The weight of the biggest Viper is 23% lighter than the biggest Verve (1.3 oz vs 1.6 oz).

FeatureViperVerve
Compression straps
Hydration bladder
Hydration compatible
Reflective
Side pockets
Sternum strap
Stretch mesh

Both bags are available in these colors:
Black
Red

Only the Viper is available in these colors:
Orange
Green

Only the Verve is available in these colors:
Blue




Osprey Viper vs Osprey Zealot


Osprey Viper
Osprey Viper

4.25
BEST
Based on 625 reviews
Capacity: 3-13 l
Weight: 0.9-1.3 oz
Price: $$


Osprey Zealot
Osprey Zealot

3.99

Based on 233 reviews

Capacity: 13 l
Weight: 1.9 oz
Price: $$

  • The Viper is rated a bit better than the Zealot.
  • In total, we have checked and analyzed 858 reviews of the two bags.
  • The biggest Viper is the same size as the biggest Zealot (both 13 L).
  • The weight of the biggest Viper is 46% lighter than the biggest Zealot (1.3 oz vs 1.9 oz).

FeatureViperZealot
Compression straps
Helmet carry
Hip belt
Hip belt pockets
Hydration bladder
Hydration compatible
Media pocket
Reflective
Side pockets
Sternum strap
Stretch mesh
Tool pouch

Both bags are available in these colors:
Orange

Only the Viper is available in these colors:
Black
Green
Red

Only the Zealot is available in these colors:
Grey
Blue







Selected Reviews


Bike Radar

Osprey needs to make a version without its rigid bladder to allow you to really use the load space.

Posted 28 July 2011 by Justin Loretz - Read full review

Become a reviewer


Bag ID 31468. Images from Amazon Product Advertising API and shop datafeeds.

Last updated on May 12, 2019