Tamron
28-75mm F2.8 Di III VXD G2
Leica L Mount
28-75mm F2.8 Di III VXD G2 — 28–75mm f/2.8 for Leica L, a popular choice in the tamron lineup.
$899
Launch priceReleased Feb 2023
Tamron
70-180mm F2.8 Di III VXD
Sony E Mount
70-180mm F2.8 Di III VXD — 70–180mm f/2.8 for Sony E, a popular choice in the tamron lineup.
$1,199
Launch priceReleased May 2020
28-75mm F2.8 Di III VXD G2 is 2.8 years newer.
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Wins
28-75mm F2.8 Di III VXD G2
Wins
70-180mm F2.8 Di III VXD
3 categories tied
TL;DR — Key differences
- A28-75mm F2.8 Di III VXD G2 has lower Min focus distance (18 cm vs 38 cm)
- A28-75mm F2.8 Di III VXD G2 has lower Weight (550 g vs 815 g)
- A28-75mm F2.8 Di III VXD G2 has lower Length (117.8 mm vs 164 mm)
- A28-75mm F2.8 Di III VXD G2 has higher Max magnification (0.32 × vs 0.25 ×)
- A28-75mm F2.8 Di III VXD G2 has lower Diameter (79.6 mm vs 81 mm)
Key specs at a glance
Size and weight, to scale
28-75mm F2.8 Di III VXD G2
⌀80 × 118 mm
550 g (1.21 lb / 19.40 oz)
Credit card
85.6 × 54 mm
for scale
70-180mm F2.8 Di III VXD
⌀81 × 164 mm
815 g (1.80 lb / 28.75 oz)
28-75mm F2.8 Di III VXD G2 is 46mm shorter and 1mm narrower than 70-180mm F2.8 Di III VXD.
28-75mm F2.8 Di III VXD G2 is 265 g lighter than 70-180mm F2.8 Di III VXD.
Diameter (⌀) is the maximum barrel width; length is measured from the mount to the front of the lens.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose the 28-75mm F2.8 Di III VXD G2
- ✓
Special elements
Adds 1 XLD, 2 LD, 3 GM Aspherical
- ✓
Min focus distance
18 cm vs 38 cm — lower is better
- ✓
Weight
550 g vs 815 g — lower is better
- ✓
Length
117.8 mm vs 164 mm — lower is better
- ✓
Max magnification
0.32 × vs 0.25 × — higher is better
- ✓
Diameter
79.6 mm vs 81 mm — lower is better
Reasons to choose the 70-180mm F2.8 Di III VXD
- ✓
Special elements
Adds Aspherical
- ✓
Control ring
Only 70-180mm F2.8 Di III VXD supports it
Shared specifications
Max aperture (Wide)
Both f/2.8
Max aperture (Tele)
Both f/2.8
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
28-75mm F2.8 Di III VXD G2
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Weather-sealed construction for outdoor shooting
- ✓Native Leica L mount compatibility
Cons
- –No optical stabilization — relies on body IBIS
- –Third-party or older alternatives may offer better value
70-180mm F2.8 Di III VXD
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Weather-sealed construction for outdoor shooting
- ✓Native Sony E mount compatibility
Cons
- –No optical stabilization — relies on body IBIS
- –Third-party or older alternatives may offer better value
Decided which one is right for you?
Compare live prices for the 28-75mm F2.8 Di III VXD G2 and 70-180mm F2.8 Di III VXD at major authorized retailers.
Tamron 28-75mm F2.8 Di III VXD G2
Tamron 70-180mm F2.8 Di III VXD
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.