Ricoh
GR IV
Latest GR with 25.74MP APS-C sensor, 28mm equivalent lens, 5-axis SR, 53GB internal memory, and pocket street-camera handling.
$1,499
Released Jan 2026
Sigma
fp L
World's smallest full-frame interchangeable camera with 61MP and L-mount.
$2,499
Released Jul 2021
GR IV is 4.5 years newer.
Wins
GR IV
Wins
fp L
3 categories tied
TL;DR — Key differences
- AGR IV has higher ISO max (native) (204,800 vs 25,600)
- Bfp L has higher Burst (electronic) (15 fps vs 4 fps)
- AGR IV has lower Weight (262 g vs 720 g)
- Bfp L has higher Battery life (CIPA) (640 shots vs 250 shots)
- Bfp L has higher Resolution (61 MP vs 25.74 MP)
Key specs at a glance
Size and weight, to scale
GR IV
109 × 61 × 33 mm
262 g (0.58 lb / 9.24 oz)
fp L
138 × 98 × 88 mm
720 g (1.59 lb / 25.40 oz)
GR IV is 29mm narrower, 37mm shorter, and 55mm thinner than fp L.
GR IV is 458 g lighter than fp L.
Depth (front-to-back): 33mm GR IV · 88mm fp L
Sensor size, to scale
GR IV
23.3 × 15.5 mm · APS-C
361 mm² area
fp L
36 × 24 mm · Full Frame
864 mm² area
2.4× larger sensor area = shallower depth of field and better low-light performance.
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
GR IV
Subject recognition
Adds Face, Eye
Codecs
Adds MPEG-4 AVC/H.264, MOV
Dimensions (W×H×D mm)
Adds 109.4, 61.1, 32.7
Card types
Adds microSD, microSDHC, microSDXC UHS-I
ISO max (native)
204,800 vs 25,600 — higher is better
Weight
262 g vs 720 g — lower is better
Reasons to choose
fp L
Subject recognition
Adds Human, Animal, Bird…
Codecs
Adds H.265, H.264
Dimensions (W×H×D mm)
Adds 138, 98, 88
Card types
Adds SD UHS-II
Burst (electronic)
15 fps vs 4 fps — higher is better
Battery life (CIPA)
640 shots vs 250 shots — higher is better
Resolution
61 MP vs 25.74 MP — higher is better
AA filter
Only fp L supports it
Both cameras share
- ✓ISO min (native) — Both 100
- ✓AF points / zones — Both 49
- ✓Eye AF — Both support eye af
- ✓4K max frame rate — Both 60 fps
- ✓In-body stabilization — Both support in-body stabilization
- ✓Touchscreen — Both support touchscreen
Pros & cons at a glance
Editorially curated highlights and trade-offs.
GR IV
Pros
- ✓25.74MP APS-C sensor
- ✓5-axis sensor-shift SR
- ✓53GB internal memory
- ✓Pocketable 28mm GR lens
Cons
- –Fixed lens
- –No built-in EVF
- –Full HD video only
fp L
Pros
- ✓Tiny full-frame
- ✓61MP
- ✓L-mount
- ✓Unique industrial design
Cons
- –No IBIS
- –Small battery
- –Minimal ergonomics
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, GR IV or fp L?
fp L scores 8.0/10 versus 1.0/10 for GR IV — Bird AF subject recognition.
What's the resolution difference between the GR IV and fp L?
GR IV is 25.74 MP and fp L is 61 MP, so the fp L captures more detail for cropping and large prints.
Do the GR IV and fp L have in-body image stabilization?
GR IV has in-body image stabilization, while fp L has 6-stop in-body image stabilization.
Which shoots faster bursts — the GR IV or the fp L?
GR IV reaches 4 fps electronic. fp L reaches 15 fps electronic.
What's the weight difference between the GR IV and fp L?
GR IV weighs 262 g and fp L weighs 720 g, so the GR IV is 458 g lighter.
Do the GR IV and fp L record 4K video?
GR IV: 4K up to 60p. fp L: 4K up to 60p.
Are the GR IV and fp L weather sealed?
GR IV: No. fp L: Yes.
Which has better battery life?
Rated battery life is 250 shots (CIPA) for the GR IV and 640 shots for the fp L, giving the fp L the edge.
How much does each cost?
GR IV launched at $1,499 and fp L at $2,499. The GR IV is $1,000 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.