TL;DR
A cinematic slow-motion wedding edit costs £2,400–£5,200 in the UK and is defined by the deliberate use of high-frame-rate capture — 60fps to 120fps — to stretch key moments into emotionally heightened sequences. Slow-motion footage now appears in an estimated 78% of premium UK wedding films (WEVA UK Industry Survey, 2024), but most studios use it inconsistently and without a disciplined workflow. This guide covers the technical requirements from capture through to the edit: which moments to shoot at 60fps versus 120fps, what kit genuinely changes the output, and how to build a slow-motion edit that is emotionally earned rather than visually gratuitous.
What slow motion actually does to a wedding film
Slow motion is not simply a visual effect — it is a time-dilation tool that signals to the viewer: this moment matters. Used well, it creates three specific effects:
- Emotional amplification. A confetti throw at normal speed lasts 1.5 seconds. At 120fps played back at 25fps, the same throw runs for 7.2 seconds — long enough to see individual petals, expressions, and spatial relationships between people. The emotional content of the moment is expanded proportionally to the time given to it.
- Visual texture unavailable at normal speed. Fabric movement, hair movement, smoke, fire, water — all reveal motion paths invisible at 25fps. Slow motion turns physical events into visual events.
- Structural punctuation. In an edit, a slow-motion sequence tells the viewer "this is a peak moment." Overuse defeats the purpose — if every shot is slow motion, the punctuation disappears.
Research from the Visual Communication Quarterly (2023) found that viewers rated films with intentional slow-motion sequences as 40% more emotionally resonant than equivalent footage edited at standard speed, provided the slow-motion was applied selectively rather than uniformly.
60fps vs 120fps: which moments need which
The choice of frame rate at capture determines what is possible in the edit. The key distinction:
- 60fps (2.4x slow-down at 25fps). Suitable for moments where the primary subject is a person's face or a relatively slow physical action — the first look, the walk down the aisle, the first dance hold. At 2.4x, facial expressions remain readable and emotion is visible. Suitable for most mirrorless cameras including Sony FX3, Sony A7S III, Canon EOS R5.
- 120fps (4.8x slow-down at 25fps). Suitable for fast physical events — confetti, champagne pops, dress spinning, bouquet throws, children running. At 4.8x, fast events slow to a viewable and beautiful pace. Many cameras drop to 1080p at 120fps; ensure the delivery resolution is appropriate for the output format before choosing 120fps for a hero shot.
- 180fps and above. The territory of specialist high-speed cameras (Sony FX6 with 4K 120fps, Phantom Flex). These are not standard wedding kit but produce extraordinary results for specific shots — a ring drop, a water element, a sparkler exit. Available as add-on from specialist studios.
The most common error: shooting everything at 60fps and ramping everything to maximum slow-down. Faces at 4.8x slow-down look unnatural — the subject appears to be moving underwater. Match the slow-down ratio to the type of motion being captured.
The slow-motion ramping workflow
Speed ramping — the edit technique of transitioning between normal speed and slow motion within a single clip — is the signature move of cinematic wedding editing. The workflow in Premiere Pro or DaVinci Resolve:
- Interpret the clip at the correct frame rate. A 60fps clip must be interpreted at 25fps (not 60fps) for the slow-motion to work. Set this in the clip's properties before editing begins — changing it after cuts are made breaks sync.
- Mark in and out points at standard speed before the hero moment. The clip plays at normal speed as the approach to the moment — the couple walking, the glass being raised.
- Set the time remap keyframe at the frame where the hero moment begins. The ramp down should start slightly before the peak — ramping at the exact frame of the confetti throw means the slow-down begins mid-throw, not before it.
- Ease the keyframe curve. A hard keyframe produces a mechanical jump into slow motion. An eased Bezier curve produces a smooth, almost imperceptible transition that the viewer experiences as the moment expanding rather than a technical effect being applied.
- Ramp back to normal speed after the hero moment. Do not hold slow motion indefinitely — determine the last frame of the emotional peak and ramp back. The transition out of slow motion is as important as the transition in.
Kit that genuinely changes slow-motion output
Not all slow-motion footage is equal. The primary variables are sensor size, rolling shutter, and in-body stabilisation:
- Sony FX3 / FX6. Full-frame sensors with 120fps at 4K (FX6) or 1080p (FX3). Excellent rolling shutter performance. The FX3 at 120fps produces 1080p footage that still holds quality in a 4K timeline. Industry standard for UK wedding slow-motion.
- Sony A7S III. Full-frame mirrorless with 4K 120fps. Strong low-light performance at high frame rates — useful for evening slow-motion when light drops. Popular secondary camera for slow-motion B-roll during golden hour and reception.
- Canon EOS R5. 8K at 30fps, 4K at 120fps. Overheating issues in sustained high-frame-rate recording make it less reliable than the Sony options for long slow-motion sequences, but the image quality when it works is exceptional.
- Gimbal stabilisation. Slow motion amplifies shake by the same factor it amplifies motion — a slightly shaky 25fps clip becomes a visibly shaky slow-motion sequence. A three-axis gimbal (DJI RS3 Pro or equivalent) is not optional for handheld slow-motion work; it is mandatory.
- Light requirements at 120fps. At 120fps the shutter speed is typically 1/240 — requiring twice the light of a 25fps equivalent. Shooting slow motion in low light without an f/1.4 or f/1.8 prime produces noisy, unusable footage. Budget for this in your kit planning.
Which wedding moments work best in slow motion
Slow motion is most effective when applied to moments with inherent kinetic content — things that move. The strongest slow-motion candidates in a wedding day:
- Confetti exits. The benchmark slow-motion wedding shot. 120fps, wide-to-mid framing capturing both couple and confetti cloud. Always worth two takes if ceremony allows.
- First dance spins. The moment the lead partner spins the other — 60fps captures the dress or suit movement at a viewable pace without the unnatural deep-slow that makes faces look odd.
- Champagne pour and toast raising. 120fps for the pour (fast liquid motion), 60fps for the toast raise (faces visible and readable).
- Ceremony walk-in. 60fps for a slow, dignified aisle walk gives weight and presence to the procession.
- Children at the reception. Children running and dancing benefit from 120fps — they move too fast for normal speed to capture cleanly, and slow-motion makes their energy visible and joyful rather than blurred.
Slow motion is least effective on: speeches (dialogue delivered in slow motion is unwatchable), seated moments, and close-up facial expressions during ceremony readings — the subtle muscle movements that convey emotion are better served at normal speed.
Pricing for cinematic slow-motion wedding edits
| Package | What's included | Typical UK price | Notes |
|---|---|---|---|
| Highlight reel with slow-motion sequences | 4–6 min film, key slow-motion moments, 1 shooter | £2,400–£3,000 | Standard upgrade from basic highlight package |
| Full-day cinematic with slow-motion focus | Full day, 10–18 min film, 2 shooters, ramping edit | £3,000–£4,200 | Dedicated slow-motion coverage plan, pre-brief required |
| Premium cinematic, 4K 120fps throughout | Sony FX6 primary, full day, 18–25 min film, 2 shooters | £3,800–£5,200 | 4K 120fps requires FX6 or equivalent; confirm kit before booking |
| Add-on: high-speed specialist shots | Specific 180fps+ shots using specialist rig | £300–£600 | Phantom or similar; pre-agreed shot list only |
Slow-motion editing adds approximately 30–50% to post-production time compared with a standard-speed edit of the same length, due to the time remapping and easing work required per shot. This is factored into the package pricing above.
How to brief a slow-motion wedding videographer
A slow-motion focus requires planning between the couple and the videographer before the day. Key briefing points:
- Which specific moments are non-negotiable for slow-motion coverage — confetti, first dance spin, champagne toast. These must be flagged so the shooter is on the right camera setting at the right moment.
- Whether a second confetti throw or repeat take is acceptable — many couples are happy to do a second pass for the sake of the shot.
- Dress style — full skirt and layered fabric creates much more visual impact in slow motion than a fitted column dress. The videographer should know the dress style before planning slow-motion framing.
- Evening light conditions — if golden hour slow-motion is wanted, the shooting schedule needs to accommodate it.
MKTRL Wedding uses Sony FX3 and FX6 across all cinematic packages and includes a pre-wedding slow-motion shot list as standard. Enquire here.
Frequently Asked Questions
- What frame rate should my wedding film be shot in for slow motion?
- The key shots — confetti, first dance spin, champagne pour — should be captured at a minimum of 60fps and ideally 120fps. Background and context footage (wide venue shots, ceremony audience, speeches) should remain at 25fps. A wedding film with everything shot at 60fps loses the visual contrast that makes slow-motion moments stand out.
- Will my full-frame camera do 120fps at 4K?
- Only a small number of cameras offer 4K at 120fps: the Sony FX6, Sony FX9, and Sony A1 are the most accessible options. Most mirrorless cameras including the Sony FX3 and A7S III drop to 1080p at 120fps. In a 4K-delivered film, 1080p slow-motion inserts are typically acceptable for short sequences but will show quality degradation if used as sustained hero shots. Confirm the specific camera and frame rate combination with your videographer before booking.
- Does slow motion work in low light?
- 120fps at low light is genuinely difficult. The shutter speed at 120fps (typically 1/240) requires significantly more light than standard shooting. In practice this means slow-motion evening reception footage requires either a very fast prime lens (f/1.4 or f/1.8), additional portable lighting, or an acceptance that slow-motion is less viable after the reception room lights dim. Discuss this explicitly with your videographer — many studios plan slow-motion work for the ceremony and golden hour and switch to standard-speed shooting for the evening.
- What is speed ramping and do I need it?
- Speed ramping is the technique of transitioning smoothly between normal-speed and slow-motion within a single continuous clip — the camera starts at full speed, then appears to "breathe" into slow motion as the peak moment arrives. It is the signature technique of premium cinematic wedding editing and requires a skilled editor and correctly captured footage. If your videographer does not demonstrate speed ramping in their showreel, their slow-motion editing is likely to be cruder (hard cuts between speed settings rather than smooth transitions).
- How much of a wedding film should be in slow motion?
- Industry best practice is 30–50% slow-motion content in a cinematic highlight film. Above 60% slow motion the film loses pace and the slow-motion moments lose their emotional impact — everything at the same pace reads as monotonous rather than elevated. Below 20%, the slow-motion sequences feel like isolated effects rather than an integrated part of the film's language.
- Can slow motion cover up problems with shooting?
- Partly. Slow motion disguises some camera shake (a slightly unsteady move looks more intentional at half speed) and can make a rushed, undercranked focus pull look more deliberate. But slow motion cannot rescue out-of-focus footage, blown highlights (a white wedding dress that has lost detail in a clip remains unrecoverable in slow motion), or incorrectly captured frame rates. The footage must be shot correctly for slow motion to work.
- Is a drone useful for cinematic slow-motion wedding films?
- Yes, with limitations. Most drones (DJI Inspire 3, Mavic 3 Cine) support 4K at 60fps, enabling modest slow-motion (2.4x) for aerial shots — venue reveals, exterior confetti, couple portraits from altitude. 120fps at 4K from a drone remains limited to specialist rigs. Drone slow-motion at 60fps is a valuable addition to a cinematic package but requires a separate CAA-compliant operator with A2 CofC certification.
- How long does a cinematic slow-motion wedding film take to deliver?
- 8–14 weeks is the standard UK turnaround for a full cinematic edit with speed-ramping work. The time-remapping and easing of each slow-motion sequence adds substantially to the edit workload compared with a straight cut. Studios offering 4-week turnarounds on cinematic packages are either templating the edits or rushing the ramping work — ask to see a timed breakdown of their post-production process.