Canon
RF-S 18-150mm F3.5-6.3 IS STM
Canon RF Mount
RF-S 18-150mm F3.5-6.3 IS STM — 18–150mm f/3.5-6.3 for Canon RF, a popular choice in the canon lineup.
$329
Launch priceReleased May 2022
Canon
RF-S 55-210mm F5-7.1 IS STM
Canon RF Mount
RF-S 55-210mm F5-7.1 IS STM — 55–210mm f/5-7.1 for Canon RF, a popular choice in the canon lineup.
$299
Launch priceReleased May 2022
Released within a month of each other.
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Wins
RF-S 18-150mm F3.5-6.3 IS STM
Wins
RF-S 55-210mm F5-7.1 IS STM
2 categories tied
Which would you choose?
TL;DR — Key differences
- ARF-S 18-150mm F3.5-6.3 IS STM has lower Min focus distance (17 cm vs 100 cm)
- ARF-S 18-150mm F3.5-6.3 IS STM has higher Max magnification (0.44 × vs 0.28 ×)
- ARF-S 18-150mm F3.5-6.3 IS STM has lower Max aperture (Wide) (f/3.5 vs f/5)
- BRF-S 55-210mm F5-7.1 IS STM has lower Weight (270 g vs 310 g)
- ARF-S 18-150mm F3.5-6.3 IS STM has lower Max aperture (Tele) (f/6.3 vs f/7.1)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareRF-S 18-150mm F3.5-6.3 IS STM
⌀69 × 85 mm
310 g (0.68 lb / 10.93 oz)
Credit card
85.6 × 54 mm
for scale
RF-S 55-210mm F5-7.1 IS STM
⌀69 × 94 mm
270 g (0.60 lb / 9.52 oz)
RF-S 18-150mm F3.5-6.3 IS STM is 9mm shorter than RF-S 55-210mm F5-7.1 IS STM.
RF-S 18-150mm F3.5-6.3 IS STM is 40 g heavier than RF-S 55-210mm F5-7.1 IS STM.
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 RF-S 18-150mm F3.5-6.3 IS STM
- ✓
Min focus distance
17 cm vs 100 cm — lower is better
- ✓
Special elements
Adds 1 PMo
- ✓
Max aperture (Wide)
f/3.5 vs f/5 — lower is better
- ✓
Max magnification
0.44 × vs 0.28 × — higher is better
- ✓
Max aperture (Tele)
f/6.3 vs f/7.1 — lower is better
- ✓
Length
84.5 mm vs 93.5 mm — lower is better
Reasons to choose the RF-S 55-210mm F5-7.1 IS STM
- ✓
Weight
270 g vs 310 g — lower is better
Shared specifications
Internal focus
Both support internal focus
Optical stabilization
Both support optical stabilization
OIS effectiveness
Both 4.5 stops
Diameter
Both 69 mm
Pros & cons at a glance
Editorially curated highlights and trade-offs.
RF-S 18-150mm F3.5-6.3 IS STM
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Built-in optical image stabilization
- ✓Lightweight design easy to carry all day
Cons
- –Third-party or older alternatives may offer better value
RF-S 55-210mm F5-7.1 IS STM
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Built-in optical image stabilization
- ✓Lightweight design easy to carry all day
Cons
- –Slower maximum aperture limits low-light performance
- –Third-party or older alternatives may offer better value
Decided which one is right for you?
Compare live prices for the RF-S 18-150mm F3.5-6.3 IS STM and RF-S 55-210mm F5-7.1 IS STM at major authorized retailers.
Canon RF-S 18-150mm F3.5-6.3 IS STM
Canon RF-S 55-210mm F5-7.1 IS STM
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.